| celebrator | (noun) a person who is celebrating | Synonyms: celebrant, celebrater |
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| celebrity | (noun) a widely known person | Synonyms: famous person |
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| (noun) the state or quality of being widely honored and acclaimed | Synonyms: fame, renown |
| cerebration | (noun) the process of using your mind to consider something carefully | Synonyms: intellection, mentation, thinking, thought, thought process |
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| cerebromeningitis | (noun) inflammation of the brain and spinal cord and their meninges | Synonyms: encephalomeningitis, meningoencephalitis |
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| cerebroside | (noun) A cerebroside is any of various organic lipid compounds containing glucose or galactose and glucose; it occurs in the myelin sheath of cerebrospinal neurons. | - |
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| cerebrum | (noun) anterior portion of the brain consisting of two hemispheres; dominant part of the brain in humans | - |
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| chambray | (noun) a lightweight fabric woven with white threads across a colored warp | - |
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| clofibrate | (noun) a drug (trade name Atromid-S) that reduces lipids in the blood serum; used to treat some cardiovascular diseases | Synonyms: Atromid-S |
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| clothesbrush | (noun) a brush used for cleaning clothing | - |
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| clubroom | (noun) a room used for the activities of a club | - |
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| cobra | (noun) venomous Asiatic and African elapid snakes that can expand the skin of the neck into a hood | - |
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| colubrid | (noun) mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes | Synonyms: colubrid snake |
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| combretum | (noun) any of numerous shrubs or small trees of the genus Combretum having spikes of small flowers | - |
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| cornbread | (noun) bread made primarily of cornmeal | - |
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| crossbreed | (noun) (genetics) an organism that is the offspring of genetically dissimilar parents or stock; especially offspring produced by breeding plants or animals of different varieties or breeds or species | Synonyms: cross, hybrid |
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| crossbreeding | (noun) (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids | Synonyms: cross, crossing, hybridisation, hybridization, hybridizing, interbreeding |
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| (noun) reproduction by parents of different races (especially by white and non-white persons) | Synonyms: interbreeding, miscegenation |
| cytomembrane | (noun) a thin membrane (a double layer of lipids) enclosing the cytoplasm of a cell; proteins in the membrane control passage of ions (like sodium or potassium or calcium) in and out of the cell | Synonyms: cell membrane, plasma membrane |
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| daybreak | (noun) the first light of day | Synonyms: aurora, break of day, break of the day, cockcrow, dawn, dawning, dayspring, first light, morning, sunrise, sunup |
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| debridement | (noun) surgical removal of foreign material and dead tissue from a wound in order to prevent infection and promote healing | - |
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| debriefing | (noun) report of a mission or task | - |
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| debris | (noun) the remains of something that has been destroyed or broken up | Synonyms: detritus, dust, junk, rubble |
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| defibrillation | (noun) treatment by stopping fibrillation of heart muscles (usually by electric shock delivered by a defibrillator) | - |
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| defibrillator | (noun) an electronic device that administers an electric shock of preset voltage to the heart through the chest wall in an attempt to restore the normal rhythm of the heart during ventricular fibrillation | - |
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| dermabrasion | (noun) removal of scars or tattoos by anesthetizing the skin surface and then sanding or scraping off some of the outer skin layer | - |
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| dibrach | (noun) a metrical unit with unstressed-unstressed syllables | Synonyms: pyrrhic |
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| dibranch | (noun) cephalopods having two gills | Synonyms: dibranchiate, dibranchiate mollusk |
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| dibranchiate | (noun) cephalopods having two gills | Synonyms: dibranch, dibranchiate mollusk |
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| dihybrid | (noun) a hybrid produced by parents that differ only at two gene loci that have two alleles each | - |
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| disequilibrium | (noun) loss of equilibrium attributable to an unstable situation in which some forces outweigh others | - |
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| dobra | (noun) the basic unit of money on Sao Tome e Principe | - |
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| drawbridge | (noun) a bridge that can be raised to block passage or to allow boats or ships to pass beneath it | Synonyms: lift bridge |
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| elasmobranch | (noun) any of numerous fishes of the class Chondrichthyes characterized by a cartilaginous skeleton and placoid scales: sharks, rays, skates | Synonyms: selachian |
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| elucubration | (noun) a written work produced by elucubrating. | - |
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| embrace | (noun) the act of clasping another person in the arms (as in greeting or affection) | Synonyms: embracement, embracing |
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| (noun) a close affectionate and protective acceptance | Synonyms: bosom |
| (noun) the state of taking in or encircling | - |
| embracement | (noun) the act of clasping another person in the arms (as in greeting or affection) | Synonyms: embrace, embracing |
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| embracing | (noun) the act of clasping another person in the arms (as in greeting or affection) | Synonyms: embrace, embracement |
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| embrasure | (noun) an opening (in a wall or ship or armored vehicle) for firing through | Synonyms: port, porthole |
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| embrocation | (noun) a medicinal liquid that is rubbed into the skin to relieve muscular stiffness and pain | Synonyms: liniment |
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| embroiderer | (noun) someone who ornaments with needlework | - |
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| embroideress | (noun) a woman embroiderer | - |
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| embroidery | (noun) decorative needlework | Synonyms: fancywork |
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| (noun) elaboration of an interpretation by the use of decorative (sometimes fictitious) detail | Synonyms: embellishment |
| embroilment | (noun) an intricate and confusing interpersonal or political situation | Synonyms: imbroglio |
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| embryo | (noun) an animal organism in the early stages of growth and differentiation that in higher forms merge into fetal stages but in lower forms terminate in commencement of larval life | Synonyms: conceptus, fertilized egg |
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| (noun) (botany) a minute rudimentary plant contained within a seed or an archegonium | - |
| embryologist | (noun) a physician who specializes in embryology | - |
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| embryology | (noun) the branch of biology that studies the formation and early development of living organisms | - |
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| encumbrance | (noun) any obstruction that impedes or is burdensome | Synonyms: hinderance, hindrance, hitch, incumbrance, interference, preventative, preventive |
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| (noun) an onerous or difficult concern | Synonyms: burden, incumbrance, load, onus |
| (noun) a charge against property (as a lien or mortgage) | Synonyms: incumbrance |
| equilibration | (noun) stabilization by bringing into equilibrium | - |
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| equilibrium | (noun) a sensory system located in structures of the inner ear that registers the orientation of the head | Synonyms: labyrinthine sense, sense of balance, sense of equilibrium, vestibular sense |
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| (noun) a chemical reaction and its reverse proceed at equal rates | Synonyms: chemical equilibrium |
| (noun) equality of distribution | Synonyms: balance, counterbalance, equipoise |
| (noun) a stable situation in which forces cancel one another | - |
| eyebrow | (noun) the arch of hair above each eye | Synonyms: brow, supercilium |
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| fabric | (noun) artifact made by weaving or felting or knitting or crocheting natural or synthetic fibers | Synonyms: cloth, material, textile |
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| (noun) the underlying structure | Synonyms: framework |
| fabrication | (noun) the act of making something (a product) from raw materials | Synonyms: manufacture, manufacturing |
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| (noun) the act of constructing something (as a piece of machinery) | Synonyms: assembly |
| (noun) writing in a fictional form | Synonyms: fictionalisation, fictionalization |
| (noun) the deliberate act of deviating from the truth | Synonyms: lying, prevarication |
| (noun) a deliberately false or improbable account | Synonyms: fable, fiction |
| fabricator | (noun) someone who tells lies | Synonyms: fibber, storyteller |
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| febricity | (noun) a rise in the temperature of the body; frequently a symptom of infection | Synonyms: febrility, fever, feverishness, pyrexia |
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| febrifuge | (noun) any medicine that lowers body temperature to prevent or alleviate fever | Synonyms: antipyretic |
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| febrility | (noun) a rise in the temperature of the body; frequently a symptom of infection | Synonyms: febricity, fever, feverishness, pyrexia |
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| fibre | (noun) a leatherlike material made by compressing layers of paper or cloth | Synonyms: fiber, vulcanized fiber |
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| (noun) the inherent complex of attributes that determines a persons moral and ethical actions and reactions | Synonyms: character, fiber |
| (noun) any of several elongated, threadlike cells (especially a muscle fiber or a nerve fiber) | Synonyms: fiber |
| (noun) coarse, indigestible plant food low in nutrients; its bulk stimulates intestinal peristalsis | Synonyms: fiber, roughage |
| (noun) a slender and greatly elongated substance capable of being spun into yarn | Synonyms: fiber |
| fibreboard | (noun) wallboard composed of wood chips or shavings bonded together with resin and compressed into rigid sheets | Synonyms: fiberboard, particle board |
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| fibreglass | (noun) a covering material made of glass fibers in resins | Synonyms: fiberglass |
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| fibreoptics | (noun) the transmission of light signals via glass fibers | Synonyms: fiber optics, fiberoptics, fibre optics |
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| fibril | (noun) a very slender natural or synthetic fiber | Synonyms: filament, strand |
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| fibrillation | (noun) act or process of forming fibrils | - |
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| (noun) muscular twitching involving individual muscle fibers acting without coordination | - |
| fibrin | (noun) a white insoluble fibrous protein formed by the action of thrombin on fibrinogen when blood clots; it forms a network that traps red cells and platelets | - |
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| fibrinase | (noun) in the clotting of blood thrombin catalyzes factor XIII into its active form (fibrinase) which causes fibrin to form a stable clot | Synonyms: factor XIII |
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| fibrinogen | (noun) a protein present in blood plasma; converts to fibrin when blood clots | Synonyms: factor I |
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| fibrinolysin | (noun) an enzyme that dissolves the fibrin of blood clots | Synonyms: plasmin |
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| fibrinolysis | (noun) a normal ongoing process that dissolves fibrin and results in the removal of small blood clots | - |
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| fibrinopeptide | (noun) peptide released from the amino end of fibrinogen by the action of thrombin to form fibrin during clotting of the blood | - |
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| fibroadenoma | (noun) benign and movable and firm and not tender tumor of the breast; common in young women and caused by high levels of estrogen | - |
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| fibroblast | (noun) a cell from which connective tissue develops | - |
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| fibrocartilage | (noun) cartilage that is largely composed of fibers like those in ordinary connective tissue | - |
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| fibroid | (noun) benign tumor containing fibrous tissue (especially in the uterus) | Synonyms: fibroid tumor |
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| fibroma | (noun) nonmalignant tumor of connective tissue | - |
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| fibromyositis | (noun) local inflammation of muscle and connective tissue | - |
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| fibrosis | (noun) development of excess fibrous connective tissue in an organ | - |
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| fibrositis | (noun) inflammation of white fibrous tissues (especially muscle sheaths) | - |
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| fibrosity | (noun) the quality of being fibrous | Synonyms: fibrousness |
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| fibrousness | (noun) the quality of being fibrous | Synonyms: fibrosity |
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| fimbria | (noun) thin projections forming a fringe (especially around the ovarian end of the Fallopian tube) | - |
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| fingerbreadth | (noun) the length of breadth of a finger used as a linear measure | Synonyms: digit, finger's breadth, finger |
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| firebrand | (noun) someone who deliberately foments trouble | Synonyms: inciter, instigant, instigator, provoker |
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| (noun) a piece of wood that has been burned or is burning | Synonyms: brand |
| firebrat | (noun) lives in warm moist areas e.g. around furnaces | Synonyms: Thermobia domestica |
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| firebreak | (noun) a narrow field that has been cleared to check the spread of a prairie fire or forest fire | Synonyms: fireguard |
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| firebrick | (noun) brick made of fire clay; used for lining e.g. furnaces and chimneys | - |
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| flatbread | (noun) any of various breads made from usually unleavened dough | - |
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| flatbrod | (noun) the thin wafer-like bread of Scandinavia | - |
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| flybridge | (noun) the highest navigational bridge on a ship; a small (often open) deck above the pilot house | Synonyms: fly bridge, flying bridge, monkey bridge |
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| footbridge | (noun) a bridge designed for pedestrians | Synonyms: overcrossing, pedestrian bridge |
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| forebrain | (noun) the anterior portion of the brain; the part of the brain that develops from the anterior part of the neural tube | Synonyms: prosencephalon |
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| gabbro | (noun) one of a family of granular intrusive rocks | - |
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| gambrel | (noun) a gable roof with two slopes on each side and the lower slope being steeper | Synonyms: gambrel roof |
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| gaolbreak | (noun) an escape from jail | Synonyms: break, breakout, jailbreak, prison-breaking, prisonbreak |
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| gemfibrozil | (noun) medication (trade name Lopid) used to lower the levels of triglyceride in the blood | Synonyms: Lopid |
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| gingerbread | (noun) cake flavored with ginger | - |
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| goldbrick | (noun) anything that is supposed to be valuable but turns out to be worthless | - |
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| (noun) a brick-shaped block that looks like gold but is not | - |
| (noun) an idle worthless person | Synonyms: good-for-naught, good-for-nothing, goof-off, ne'er-do-well, no-account |
| (noun) a soldier who performs his duties without proper care or effort | - |
| goldbricking | (noun) the evasion of work or duty | Synonyms: goofing off, shirking, slacking, soldiering |
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| greenbrier | (noun) a very prickly woody vine of the eastern United States growing in tangled masses having tough round stems with shiny leathery leaves and small greenish flowers followed by clusters of inedible shiny black berries | Synonyms: briar, brier, bullbrier, catbrier, horse-brier, horse brier, Smilax rotundifolia |
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| groundbreaker | (noun) someone who helps to open up a new line of research or technology or art | Synonyms: innovator, pioneer, trailblazer |
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| groundbreaking | (noun) the ceremonial breaking of the ground to formally begin a construction project | Synonyms: groundbreaking ceremony |
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| hairbrush | (noun) a brush used to groom a person's hair | - |
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| hairsbreadth | (noun) a very small distance or space | Synonyms: hair's-breadth, hair, whisker |
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