| ergotine | (noun) a powerful astringent alkaloid extracted from ergot as a brown, amorphous, bitter substance, used to produce contraction of the uterus. | - |
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| ermine | (noun) mustelid of Northern Hemisphere in its white winter coat | Synonyms: Mustela erminea, shorttail weasel |
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| (noun) the expensive white fur of the ermine | - |
| errhine | (adjective) causing nasal discharge | - |
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| estuarine | (adjective) of or relating to or found in estuaries | Synonyms: estuarial |
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| etamine | (noun) a soft cotton or worsted fabric with an open mesh; used for curtains or clothing etc. | Synonyms: etamin |
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| examine | (verb) consider in detail and subject to an analysis in order to discover essential features or meaning | Synonyms: analyse, analyze, canvass, study |
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| (verb) question closely | - |
| (verb) question or examine thoroughly and closely | Synonyms: probe |
| (verb) observe, check out, and look over carefully or inspect | Synonyms: see |
| (verb) put to the test, as for its quality, or give experimental use to | Synonyms: essay, prove, test, try, try out |
| exocrine | (adjective) of or relating to exocrine glands or their secretions | - |
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| (noun) a gland that secretes externally through a duct | Synonyms: duct gland, exocrine gland |
| exsanguine | (adjective) destitute of blood or apparently so | Synonyms: bloodless, exsanguinous |
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| falconine | (adjective) relating to or resembling a falcon | - |
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| famine | (noun) a severe shortage of food (as through crop failure) resulting in violent hunger and starvation and death | - |
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| (noun) an acute insufficiency | Synonyms: dearth, shortage |
| famotidine | (noun) a histamine blocker (trade name Pepcid) used to treat peptic ulcers and gastritis and esophageal reflux | Synonyms: Pepcid |
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| fedelline | (noun) extremely fine pasta thinner than vermicelli | - |
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| feline | (adjective) of or relating to cats | - |
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| (noun) any of various lithe-bodied roundheaded fissiped mammals, many with retractile claws | Synonyms: felid |
| feminine | (adjective) associated with women and not with men | - |
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| (adjective) female (of grammatical gender) | - |
| (adjective) befitting or characteristic of a woman especially a mature woman | Synonyms: womanly |
| (adjective) (music or poetry) ending on an unaccented beat or syllable | - |
| (noun) a gender that refers chiefly (but not exclusively) to females or to objects classified as female | - |
| ferine | (adjective) wild and menacing | Synonyms: feral, savage |
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| fettuccine | (noun) pasta in flat strips wider than linguine | Synonyms: fettuccini |
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| figurine | (noun) a small carved or molded figure | Synonyms: statuette |
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| fine | (adjective) of textures that are smooth to the touch or substances consisting of relatively small particles | - |
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| (adjective) characterized by elegance or refinement or accomplishment | - |
| (adjective) minutely precise especially in differences in meaning | - |
| (adjective) free from impurities; having a high or specified degree of purity | - |
| (adjective) being satisfactory or in satisfactory condition | Synonyms: all right, cool, hunky-dory, o.k., ok, okay |
| (adjective) thin in thickness or diameter | - |
| (noun) money extracted as a penalty | Synonyms: amercement, mulct |
| (adverb) an expression of agreement normally occurring at the beginning of a sentence | Synonyms: all right, alright, OK, very well |
| (adverb) in a delicate manner | Synonyms: delicately, exquisitely, finely |
| (verb) impose a fine on | Synonyms: mulct |
| (verb) record a fine as a penalty in a police record | Synonyms: ticket |
| floxuridine | (noun) antineoplastic drug used to treat some cancers; can cause loss of hair | - |
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| fluoresceine | (noun) a yellow dye that is visible even when highly diluted; used as an absorption indicator when silver nitrate solution is added to sodium chloride in order to precipitate silver chloride (turns pink when no chloride ions are left in solution and negative fluorescein ions are then absorbed) | Synonyms: fluorescein, fluorescent dye, resorcinolphthalein |
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| fluorine | (noun) a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite | Synonyms: atomic number 9, F |
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| fluoxetine | (noun) a selective-serotonin reuptake inhibitor commonly prescribed as an antidepressant (trade names Prozac or Sarafem); it is thought to work by increasing the activity of serotonin in the brain | Synonyms: fluoxetine hydrocholoride, Prozac, Sarafem |
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| fluphenazine | (noun) tranquilizer used to treat psychotic disorders | - |
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| gabardine | (noun) a firm durable fabric with a twill weave | - |
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| (noun) a loose coverall (coat or frock) reaching down to the ankles | Synonyms: dust coat, duster, gaberdine, smock |
| (noun) (usually in the plural) trousers made of flannel or gabardine or tweed or white cloth | Synonyms: flannel, tweed, white |
| gaberdine | (noun) a loose coverall (coat or frock) reaching down to the ankles | Synonyms: dust coat, duster, gabardine, smock |
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| galantine | (noun) boned poultry stuffed then cooked and covered with aspic; served cold | - |
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| gallamine | (noun) neuromuscular blocking agent (trade name Flaxedil) used as a muscle relaxant in the administration of anesthesia | Synonyms: Flaxedil |
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| gamine | (noun) a girl of impish appeal | - |
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| (noun) a homeless girl who roams the streets | - |
| ganoine | (noun) shiny substance that resemble enamel and is secreted by the corium of certain fishes (especially ganoid fishes) and composes the outer layer of their scales | Synonyms: ganoin |
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| gasoline | (noun) a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion engines | Synonyms: gas, gasolene, petrol |
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| gelatine | (noun) a colorless water-soluble glutinous protein obtained from animal tissues such as bone and skin | Synonyms: gelatin |
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| genuine | (adjective) not fake or counterfeit | Synonyms: echt |
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| (adjective) not pretended; sincerely felt or expressed | Synonyms: true, unfeigned |
| (adjective) being or reflecting the essential or genuine character of something | Synonyms: actual, literal, real |
| glucosamine | (noun) an amino derivative of glucose that is a component of many polysaccharides | - |
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| glutamine | (noun) a crystalline amino acid occurring in proteins; important in protein metabolism | - |
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| glycerine | (noun) a sweet syrupy trihydroxy alcohol obtained by saponification of fats and oils | Synonyms: glycerin, glycerol |
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| glycine | (noun) the simplest amino acid found in proteins and the principal amino acid in sugar cane | - |
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| glyoxaline | (noun) an organic base C3H4N2; a histamine inhibitor | Synonyms: imidazole, iminazole |
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| goldmine | (noun) a mine where gold ore is found | Synonyms: gold mine |
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| (noun) a good source of something that is desired | Synonyms: gold mine |
| grapevine | (noun) gossip spread by spoken communication | Synonyms: pipeline, word of mouth |
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| (noun) any of numerous woody vines of genus Vitis bearing clusters of edible berries | Synonyms: grape, grape vine |
| gregarine | (noun) vermiform protozoans parasitic in insects and other invertebrates | - |
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| grenadine | (noun) thin syrup made from pomegranate juice; used in mixed drinks | - |
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| guanine | (noun) a purine base found in DNA and RNA; pairs with cytosine | Synonyms: G |
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| guanosine | (noun) a nucleoside component of DNA; composed of guanine and deoxyribose | Synonyms: deoxyguanosine |
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| guaranine | (noun) Guaranine is the name used to describe caffeine derived from the guarana plant. | - |
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| guideline | (noun) a rule or principle that provides guidance to appropriate behavior | Synonyms: guidepost, rule of thumb |
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| (noun) a detailed plan or explanation to guide you in setting standards or determining a course of action | Synonyms: road map |
| (noun) a light line that is used in lettering to help align the letters | - |
| guillotine | (noun) instrument of execution that consists of a weighted blade between two vertical poles; used for beheading people | - |
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| (noun) closure imposed on the debate of specific sections of a bill | Synonyms: closure by compartment |
| (verb) kill by cutting the head off with a guillotine | - |
| hairline | (noun) the natural margin formed by hair on the head | - |
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| (noun) a very thin line | - |
| handline | (noun) a fishing line managed principally by hand | Synonyms: hand line |
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| (noun) (climbing) a line that can be hung onto with hands while climbing up or down a steep or slick section for limited protection. | - |
| hardline | (adjective) firm and uncompromising | Synonyms: hard-line |
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| headline | (noun) the heading or caption of a newspaper article | Synonyms: newspaper headline |
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| (verb) publicize widely or highly, as if with a headline | - |
| (verb) provide (a newspaper page or a story) with a headline | - |
| helleborine | (noun) any of several orchids of the genus Cephalanthera | - |
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| (noun) any of various orchids of the genus Epipactis | - |
| (noun) any of several small temperate and tropical orchids having mottled or striped leaves and spikes of small yellowish-white flowers in a twisted raceme | Synonyms: rattlesnake plantain |
| hemline | (noun) the line formed by the lower edge of a skirt or coat | - |
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| heroine | (noun) a woman possessing heroic qualities or a woman who has performed heroic deeds | - |
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| (noun) the main good female character in a work of fiction | - |
| hexine | (noun) a hydrocarbon, C6H10, of the acetylene series. | - |
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| hipline | (noun) the line formed by the lower edge of hip-length garment | - |
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| (noun) the line formed by measuring the hip at its greatest part | - |
| hircine | (adjective) of or pertaining to or suggestive of a goat (especially in strong odor) | - |
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| histamine | (noun) amine formed from histidine that stimulates gastric secretions and dilates blood vessels; released by the human immune system during allergic reactions | - |
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| histidine | (noun) an essential amino acid found in proteins that is important for the growth and repair of tissue | - |
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| hominine | (adjective) characteristic of humankind | - |
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| hotline | (noun) a telefone line that provides direct and prompt information or advice to the caller in relation to a specific subject | Synonyms: hot line |
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| hyaline | (adjective) resembling glass in transparency or translucency | Synonyms: hyaloid |
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| (noun) a glassy translucent substance that occurs in hyaline cartilage or in certain skin conditions | Synonyms: hyalin |
| hydralazine | (noun) an antihypertensive drug (trade name Apresoline) that dilates blood vessels; used (often with a diuretic) to treat hypertension and congestive heart failure | Synonyms: Apresoline |
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| hydrazine | (noun) a colorless fuming corrosive liquid; a powerful reducing agent; used chiefly in rocket fuels | - |
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| hydroxychloroquine | (noun) anti-inflammatory drug (trade name Plaquenil) used in the treatment of rheumatoid arthritis and malaria and lupus erythematosus | Synonyms: Plaquenil |
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| hydroxyproline | (noun) a crystalline amino acid obtained from gelatin or collagen | - |
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| hydroxytetracycline | (noun) a yellow crystalline antibiotic (trademark Terramycin) obtained from a soil actinomycete; used to treat various bacterial and rickettsial infections | Synonyms: oxytetracycline, oxytetracycline hydrochloride, Terramycin |
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| hydroxyzine | (noun) a drug (trade names Atarax and Vistaril) used as a tranquilizer to treat anxiety and motion sickness | Synonyms: Atarax, hydroxyzine hydrochloride, Vistaril |
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| hyoscine | (noun) an alkaloid with anticholinergic effects that is used as a sedative and to treat nausea and to dilate the pupils in ophthalmic procedures | Synonyms: scopolamine |
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| hyoscyamine | (noun) a poisonous crystalline alkaloid (isometric with atropine but more potent); used to treat excess motility of the gastrointestinal tract | - |
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| hyperfine | (adjective) extremely fine or thin, as in a spectral line split into two or more components | - |
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| illumine | (verb) introduce light into | Synonyms: illume, illuminate, light, light up |
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| imagine | (verb) expect, believe, or suppose | Synonyms: guess, opine, reckon, suppose, think |
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| (verb) form a mental image of something that is not present or that is not the case | Synonyms: conceive of, envisage, ideate |
| imipramine | (noun) a tricyclic antidepressant (trade names Imavate and Tofranil) used to treat clinical depression | Synonyms: Imavate, impramine hydrochloride, Tofranil |
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| incarnadine | (verb) make flesh-colored | - |
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| incline | (noun) an inclined surface connecting two levels | Synonyms: ramp |
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| (noun) an elevated geological formation | Synonyms: side, slope |
| (verb) make receptive or willing towards an action or attitude or belief | Synonyms: dispose |
| (verb) feel favorably disposed or willing | - |
| (verb) be at an angle | Synonyms: pitch, slope |
| (verb) lower or bend (the head or upper body), as in a nod or bow | - |
| (verb) bend or turn (one's ear) towards a speaker in order to listen well | - |
| (verb) have a tendency or disposition to do or be something; be inclined | Synonyms: be given, lean, run, tend |
| indiscipline | (noun) the trait of lacking discipline | Synonyms: undiscipline |
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| inosine | (noun) a nucleoside that is formed by the deamination of adenosine; used in kidney transplantation to provide a temporary source of sugar | - |
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| internecine | (adjective) characterized by bloodshed and carnage for both sides | - |
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| (adjective) (of conflict) within a group or organization | - |
| intertwine | (verb) spin, wind, or twist together | Synonyms: enlace, entwine, interlace, lace, twine |
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| (verb) make a loop in | Synonyms: loop |
| (verb) make lacework by knotting or looping | Synonyms: tat |
| intestine | (noun) the part of the alimentary canal between the stomach and the anus | Synonyms: bowel, gut |
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| intrauterine | (adjective) within the womb | - |
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| iodine | (noun) a tincture consisting of a solution of iodine in ethyl alcohol; applied topically to wounds as an antiseptic | Synonyms: tincture of iodine |
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| (noun) a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks) | Synonyms: atomic number 53, I, iodin |
| iodothyronine | (noun) thyronine with iodine added | - |
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| iodotyrosine | (noun) tyrosine with iodine added | - |
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| iridosmine | (noun) a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum); used in needles and pen nibs etc. | Synonyms: osmiridium |
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| isoleucine | (noun) an essential amino acid found in proteins; isomeric with leucine | - |
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| jasmine | (noun) any of several shrubs and vines of the genus Jasminum chiefly native to Asia | - |
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| jessamine | (noun) a climbing deciduous shrub with fragrant white or yellow or red flowers used in perfume and to flavor tea | Synonyms: common jasmine, Jasminum officinale, true jasmine |
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| kaoline | (noun) a fine usually white clay formed by the weathering of aluminous minerals (as feldspar); used in ceramics and as an absorbent and as a filler (e.g., in paper) | Synonyms: china clay, china stone, kaolin, porcelain clay, terra alba |
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| kerosine | (noun) a flammable hydrocarbon oil used as fuel in lamps and heaters | Synonyms: coal oil, kerosene, lamp oil |
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| ketamine | (noun) a general anesthetic and tranquilizer (not a barbiturate) that is administered intravenously or intramuscularly; used mainly by veterinarians or for minor surgery with geriatric or pediatric patients; taken in large doses it causes hallucinations similar to those associated with the use of PCP | Synonyms: Ketalar, ketamine hydrochloride |
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| kine | (noun) domesticated bovine animals as a group regardless of sex or age | Synonyms: Bos taurus, cattle, cows, oxen |
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| koine | (noun) a common language used by speakers of different languages | Synonyms: interlanguage, lingua franca |
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| labyrinthine | (adjective) relating to or affecting or originating in the inner ear | - |
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| (adjective) resembling a labyrinth in form or complexity | Synonyms: labyrinthian, mazy |
| (adjective) highly complex or intricate and occasionally devious | Synonyms: Byzantine, convoluted, involved, knotty, tangled, tortuous |
| lacustrine | (adjective) of or relating to or living near lakes | - |
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| lamivudine | (noun) a nucleoside reverse transcriptase inhibitor that is very effective in combination with zidovudine in treating AIDS and HIV | Synonyms: 3TC |
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| landline | (noun) a telephone line that travels over terrestrial circuits | Synonyms: land line |
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| langoustine | (noun) caught in European waters; slenderer than American lobster | Synonyms: Norwegian lobster, scampo |
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| latrine | (noun) a public toilet in a military area | - |
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| lazuline | (noun) a light shade of blue | Synonyms: azure, cerulean, sapphire, sky-blue |
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