abalone | (noun) any of various large edible marine gastropods of the genus Haliotis having an ear-shaped shell with pearly interior | Synonyms: ear-shell |
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acetone | (noun) the simplest ketone; a highly flammable liquid widely used as an organic solvent and as material for making plastics | Synonyms: dimethyl ketone, propanone |
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adrenosterone | (noun) a steroid having androgenic activity; obtained from the cortex of the adrenal gland | - |
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aitchbone | (noun) a cut of beef including the H-shaped rump bone | - |
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aldosterone | (noun) a corticosteroid hormone that is secreted by the cortex of the adrenal gland; regulates salt (sodium and potassium) and water balance | - |
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aleurone | (noun) granular protein in outermost layer of endosperm of many seeds or cereal grains | - |
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allophone | (noun) (linguistics) any of various acoustically different forms of the same phoneme | - |
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amiodarone | (noun) an antiarrhythmic drug (trade name Cordarone) that has potentially fatal side effects and is used to control serious heart rhythm problems only when safer agents have been ineffective | Synonyms: Cordarone |
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amrinone | (noun) a drug (trade name Inocor) used intravenously in heart failure; increases strength of contraction of myocardium | Synonyms: Inocor |
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androsterone | (noun) an androgenic hormone that is less active than testosterone | - |
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anemone | (noun) marine polyps that resemble flowers but have oral rings of tentacles; differ from corals in forming no hard skeleton | Synonyms: sea anemone |
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(noun) any woodland plant of the genus Anemone grown for its beautiful flowers and whorls of dissected leaves | Synonyms: windflower |
anklebone | (noun) the bone in the ankle that articulates with the leg bones to form the ankle joint | Synonyms: astragal, astragalus, talus |
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anticyclone | (noun) (meteorology) winds spiraling outward from a high pressure center; circling clockwise in the Northern Hemisphere and counterclockwise in the southern | - |
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argemone | (noun) any plant of the genus Argemone having large white or yellow flowers and prickly leaves and stems and pods; chiefly of tropical America | Synonyms: devil's fig, prickly poppy, white thistle |
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axone | (noun) long nerve fiber that conducts away from the cell body of the neuron | Synonyms: axon |
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backbone | (noun) the part of a network that connects other networks together | - |
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(noun) the part of a book's cover that encloses the inner side of the book's pages and that faces outward when the book is shelved | Synonyms: spine |
(noun) fortitude and determination | Synonyms: grit, gumption, guts, moxie, sand |
(noun) the series of vertebrae forming the axis of the skeleton and protecting the spinal cord | Synonyms: back, rachis, spinal column, spine, vertebral column |
(noun) a central cohesive source of support and stability | Synonyms: anchor, keystone, linchpin, lynchpin, mainstay |
barbitone | (noun) a barbiturate used as a hypnotic | Synonyms: barbital, diethylbarbituric acid, diethylmalonylurea, veronal |
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baritone | (noun) the second lowest brass wind instrument | Synonyms: baritone horn |
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(noun) the second lowest adult male singing voice | Synonyms: baritone voice |
(noun) a male singer | Synonyms: barytone |
barytone | (noun) a male singer | Synonyms: baritone |
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benzoquinone | (noun) any of a class of aromatic yellow compounds including several that are biologically important as coenzymes or acceptors or vitamins; used in making dyes | Synonyms: quinone |
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bilestone | (noun) a calculus formed in the gall bladder or its ducts | Synonyms: gallstone |
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bloodstone | (noun) green chalcedony with red spots that resemble blood | Synonyms: heliotrope |
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bluestone | (noun) bluish-grey sandstone used for paving and building | - |
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bone | (noun) a shade of white the color of bleached bones | Synonyms: ivory, off-white, pearl |
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(noun) rigid connective tissue that makes up the skeleton of vertebrates | Synonyms: os |
(noun) the porous calcified substance from which bones are made | Synonyms: osseous tissue |
brachistochrone | (noun) a curve between two points along which a body can move under gravity in a shorter time than for any other curve. | - |
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breakstone | (noun) any of various plants of the genus Saxifraga | Synonyms: rockfoil, saxifrage |
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breastbone | (noun) the flat bone that articulates with the clavicles and the first seven pairs of ribs | Synonyms: sternum |
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brimstone | (noun) an old name for sulfur | Synonyms: native sulfur, native sulphur |
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brownstone | (noun) a row house built of brownstone; reddish brown in color | - |
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(noun) a reddish brown sandstone; used in buildings | - |
buspirone | (noun) a drug (trade name BuSpar) designed specifically for anxiety | Synonyms: BuSpar |
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butanone | (noun) colorless soluble flammable liquid ketone used as a solvent for resins and as a paint remover and in lacquers and cements and adhesives and cleaning fluids and celluloid | Synonyms: methyl ethyl ketone |
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bygone | (noun) past events to be put aside | Synonyms: water under the bridge |
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capstone | (noun) a stone that forms the top of wall or building | Synonyms: copestone, coping stone, stretcher |
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(noun) a final touch; a crowning achievement; a culmination | Synonyms: copestone, finishing touch |
cefoperazone | (noun) a parenteral cephalosporin (trade name Cefobid) used for severe infections | Synonyms: Cefobid |
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ceftriaxone | (noun) a parenteral cephalosporin (trade name Rocephin) used for severe infection of the lungs or throat or ears or urinary tract | Synonyms: Rocephin |
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cellphone | (noun) a hand-held mobile radiotelephone for use in an area divided into small sections, each with its own short-range transmitter/receiver | Synonyms: cell, cellular phone, cellular telephone, mobile phone |
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chalkstone | (noun) a deposit of urates around a joint or in the external ear; diagnostic of advanced or chronic gout | Synonyms: tophus |
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chaperone | (noun) one who accompanies and supervises a young woman or gatherings of young people | Synonyms: chaperon |
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cheekbone | (noun) the arch of bone beneath the eye that forms the prominence of the cheek | Synonyms: jugal bone, malar, malar bone, os zygomaticum, zygomatic, zygomatic bone |
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cherrystone | (noun) a half-grown quahog | Synonyms: cherrystone clam |
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(noun) small quahog larger than a littleneck; eaten raw or cooked as in e.g. clams casino | Synonyms: cherrystone clam |
chloroacetophenone | (noun) a tear gas that is weaker than CS gas but lasts longer | Synonyms: CN gas |
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chlorthalidone | (noun) a diuretic (trade names Hygroton and Thalidone) used to control hypertension and conditions that cause edema; effective in lowering blood pressure to prevent heart attacks | Synonyms: Hygroton, Thalidone |
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chordophone | (noun) a stringed instrument of the group including harps, lutes, lyres, and zithers | - |
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cicerone | (noun) a guide who conducts and informs sightseers | - |
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claystone | (noun) fine-grained rock consisting of compacted clay particles | - |
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clingstone | (noun) fruit (especially peach) whose flesh adheres strongly to the pit | Synonyms: cling |
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clone | (noun) an unauthorized copy or imitation | Synonyms: knockoff |
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(noun) a group of genetically identical cells or organisms derived from a single cell or individual by some kind of asexual reproduction | Synonyms: clon |
(noun) a person who is almost identical to another | Synonyms: dead ringer, ringer |
cobblestone | (noun) rectangular paving stone with curved top; once used to make roads | Synonyms: cobble, sett |
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collarbone | (noun) bone linking the scapula and sternum | Synonyms: clavicle |
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cone | (noun) any cone-shaped artifact | - |
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(noun) a visual receptor cell in the retina that is sensitive to bright light and to color | Synonyms: cone cell, retinal cone |
(noun) cone-shaped mass of ovule- or spore-bearing scales or bracts | Synonyms: strobile, strobilus |
(noun) a shape whose base is a circle and whose sides taper up to a point | Synonyms: cone shape, conoid |
copestone | (noun) a stone that forms the top of wall or building | Synonyms: capstone, coping stone, stretcher |
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(noun) a final touch; a crowning achievement; a culmination | Synonyms: capstone, finishing touch |
cornerstone | (noun) a stone at the outer corner of two intersecting masonry walls | - |
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(noun) a stone in the exterior of a large and important building; usually carved with a date and laid with appropriate ceremonies | - |
(noun) the fundamental assumptions from which something is begun or developed or calculated or explained | Synonyms: base, basis, foundation, fundament, groundwork |
cornpone | (noun) cornbread often made without milk or eggs and baked or fried (southern) | Synonyms: pone |
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corticosterone | (noun) secreted by the adrenal cortex; involved in regulating water and electrolyte balance in the body | - |
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cortisone | (noun) a corticosteroid hormone (trade name Cortone Acetate) normally produced by the adrenal cortex; is converted to hydrocortisone | Synonyms: Cortone Acetate |
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coumarone | (noun) a colorless oily compound extracted from coal tar and used in manufacturing synthetic resins | Synonyms: benzofuran, cumarone |
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crone | (noun) an ugly evil-looking old woman | Synonyms: beldam, beldame, hag, witch |
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cumarone | (noun) a colorless oily compound extracted from coal tar and used in manufacturing synthetic resins | Synonyms: benzofuran, coumarone |
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curbstone | (noun) a paving stone forming part of a curb | Synonyms: kerbstone |
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cyclone | (noun) a violent rotating windstorm | - |
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(noun) (meteorology) rapid inward circulation of air masses about a low pressure center; circling counterclockwise in the Northern Hemisphere and clockwise in the southern | - |
dapsone | (noun) antibacterial drug used to treat leprosy and some kinds of skin diseases | - |
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dexamethasone | (noun) a corticosteroid drug (trade names Decadron or Dexamethasone Intensol or Dexone or Hexadrol or Oradexon) used to treat allergies or inflammation | Synonyms: Decadron, Dexamethasone Intensol, Dexone, Hexadrol, Oradexon |
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diaphone | (noun) a foghorn that makes a signal consisting of two tones | - |
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dripstone | (noun) a protective drip that is made of stone | Synonyms: hoodmold, hoodmould |
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(noun) the form of calcium carbonate found in stalactites and stalagmites | - |
drone | (noun) stingless male bee in a colony of social bees (especially honeybees) whose sole function is to mate with the queen | - |
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(noun) a pipe of the bagpipe that is tuned to produce a single continuous tone | Synonyms: bourdon, drone pipe |
(noun) an aircraft without a pilot that is operated by remote control | Synonyms: pilotless aircraft, radio-controlled aircraft |
(noun) an unchanging intonation | Synonyms: droning, monotone |
(noun) someone who takes more time than necessary; someone who lags behind | Synonyms: dawdler, laggard, lagger, poke, trailer |
earphone | (noun) electro-acoustic transducer for converting electric signals into sounds; it is held over or inserted into the ear | Synonyms: earpiece, headphone, phone |
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entryphone | (noun) An intercom system which enables someone, without opening the door, to converse with the person who has rung the doorbell. | - |
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epigone | (noun) an inferior imitator of some distinguished writer, artist, or musician | Synonyms: epigon |
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estrone | (noun) a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency | Synonyms: Estronol, oestrone, theelin |
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fieldstone | (noun) stone that occurs naturally in fields; often used as building material | - |
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firestone | (noun) a sandstone that withstands intense heat; used to line fireplaces and furnaces and kilns | - |
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(noun) a piece of flint that is struck to light a fire | - |
fishbone | (noun) a bone of a fish | - |
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flagstone | (noun) stratified stone that splits into pieces suitable as paving stones | Synonyms: flag |
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flavone | (noun) a colorless crystalline compound that is part of a number of white or yellow plant pigments | - |
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flintstone | (noun) pebbles of flint used in masonry construction | - |
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freestone | (noun) fruit (especially peach) whose flesh does not adhere to the pit | - |
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gallstone | (noun) a calculus formed in the gall bladder or its ducts | Synonyms: bilestone |
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gemstone | (noun) a crystalline rock that can be cut and polished for jewelry | Synonyms: gem, stone |
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goldstone | (noun) aventurine spangled densely with fine gold-colored particles | - |
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gramophone | (noun) an antique record player; the sound of the vibrating needle is amplified acoustically | Synonyms: acoustic gramophone |
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gravestone | (noun) a stone that is used to mark a grave | Synonyms: headstone, tombstone |
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grindstone | (noun) a revolving stone shaped like a disk; used to grind or sharpen or polish edge tools | - |
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gritstone | (noun) a hard coarse-grained siliceous sandstone | Synonyms: grit, gritrock |
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hailstone | (noun) small pellet of ice that falls during a hailstorm | - |
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halftone | (noun) an engraving used to reproduce an illustration | Synonyms: halftone engraving, photoengraving |
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(noun) a print obtained from photoengraving | - |
headphone | (noun) electro-acoustic transducer for converting electric signals into sounds; it is held over or inserted into the ear | Synonyms: earphone, earpiece, phone |
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headstone | (noun) the central building block at the top of an arch or vault | Synonyms: key, keystone |
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(noun) a stone that is used to mark a grave | Synonyms: gravestone, tombstone |
hearthstone | (noun) a stone that forms a hearth | - |
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heckelphone | (noun) an oboe pitched an octave below the ordinary oboe | Synonyms: basset oboe |
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heelbone | (noun) the largest tarsal bone; forms the human heel | Synonyms: calcaneus, os tarsi fibulare |
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herringbone | (noun) a twilled fabric with a herringbone pattern | - |
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(noun) a pattern of columns of short parallel lines with all the lines in one column sloping one way and lines in adjacent columns sloping the other way; it is used in weaving, masonry, parquetry, embroidery | Synonyms: herringbone pattern |
hipbone | (noun) large flaring bone forming one half of the pelvis; made up of the ilium and ischium and pubis | Synonyms: innominate bone |
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histone | (noun) a simple protein containing mainly basic amino acids; present in cell nuclei in association with nucleic acids | - |
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holystone | (noun) a soft sandstone used for scrubbing the decks of a ship | - |
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homophone | (noun) two words are homophones if they are pronounced the same way but differ in meaning or spelling or both (e.g. bare and bear) | - |
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hone | (noun) a whetstone made of fine gritstone; used for sharpening razors | - |
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(noun) a tool consisting of a number of fine abrasive slips held in a machine head, rotated and reciprocated to impart a smooth finish to cylinder bores, etc. | - |
hormone | (noun) the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect | Synonyms: endocrine, internal secretion |
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hornstone | (noun) a fine-grained metamorphic rock formed by the action of heat on clay rocks | Synonyms: hornfels |
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hydrocortisone | (noun) an adrenal-cortex hormone (trade names Hydrocortone or Cortef) that is active in carbohydrate and protein metabolism | Synonyms: Cortef, cortisol, Hydrocortone |
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hydromorphone | (noun) a narcotic analgesic (trade name Dilaudid) used to treat moderate to severe pain | Synonyms: Dilaudid, hydromorphone hydrochloride |
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