| abomasum | (noun) the fourth compartment of the stomach of a ruminant; the one where digestion takes place | Synonyms: fourth stomach |
|---|
| accumulation | (noun) the act of accumulating | Synonyms: accrual, accruement |
|---|
| (noun) several things grouped together or considered as a whole | Synonyms: aggregation, assemblage, collection |
| (noun) (finance) profits that are not paid out as dividends but are added to the capital base of the corporation | - |
| (noun) an increase by natural growth or addition | Synonyms: accretion |
| accumulator | (noun) a voltaic battery that stores electric charge | Synonyms: storage battery |
|---|
| (noun) (computer science) a register that has a built-in adder that adds an input number to the contents of the register | Synonyms: accumulator register |
| (noun) a person who is employed to collect payments (as for rent or taxes) | Synonyms: collector, gatherer |
| acetabulum | (noun) the cup-shaped hollow in the hipbone into which the head of the femur fits to form a ball-and-socket joint | Synonyms: cotyloid cavity |
|---|
| acetum | (noun) sour-tasting liquid produced usually by oxidation of the alcohol in wine or cider and used as a condiment or food preservative | Synonyms: vinegar |
|---|
| (noun) a dilute solution of acetic acid that is used as a solvent (e.g. for a drug) | - |
| actinium | (noun) a radioactive element of the actinide series; found in uranium ores | Synonyms: Ac, atomic number 89 |
|---|
| acumen | (noun) shrewdness shown by keen insight | Synonyms: insightfulness |
|---|
| (noun) a tapering point | - |
| addendum | (noun) textual matter that is added onto a publication; usually at the end | Synonyms: postscript, supplement |
|---|
| adumbration | (noun) a sketchy or imperfect or faint representation | - |
|---|
| (noun) the act of providing vague advance indications; representing beforehand | Synonyms: foreshadowing, prefiguration |
| aecium | (noun) fruiting body of some rust fungi bearing chains of aeciospores | - |
|---|
| agendum | (noun) a list of matters to be taken up (as at a meeting) | Synonyms: agenda, order of business |
|---|
| ageratum | (noun) any plant of the genus Ageratum having opposite leaves and small heads of blue or white flowers | - |
|---|
| (noun) rhizomatous plant of central and southeastern United States and West Indies having large showy heads of clear blue flowers; sometimes placed in genus Eupatorium | Synonyms: Conoclinium coelestinum, Eupatorium coelestinum, mist-flower, mistflower |
| alarum | (noun) an automatic signal (usually a sound) warning of danger | Synonyms: alarm, alert, warning signal |
|---|
| album | (noun) a book of blank pages with pockets or envelopes; for organizing photographs or stamp collections etc | - |
|---|
| (noun) one or more recordings issued together; originally released on 12-inch phonograph records (usually with attractive record covers) and later on cassette audiotape and compact disc | Synonyms: record album |
| albumen | (noun) the white part of an egg; the nutritive and protective gelatinous substance surrounding the yolk consisting mainly of albumin dissolved in water | Synonyms: egg white, ovalbumin, white |
|---|
| (noun) a simple water-soluble protein found in many animal tissues and liquids | Synonyms: albumin |
| albumin | (noun) a simple water-soluble protein found in many animal tissues and liquids | Synonyms: albumen |
|---|
| albuminoid | (noun) a simple protein found in horny and cartilaginous tissues and in the lens of the eye | Synonyms: scleroprotein |
|---|
| albuminuria | (noun) the presence of excessive protein (chiefly albumin but also globulin) in the urine; usually a symptom of kidney disorder | Synonyms: proteinuria |
|---|
| alluvium | (noun) clay or silt or gravel carried by rushing streams and deposited where the stream slows down | Synonyms: alluvial deposit, alluvial sediment, alluvion |
|---|
| alphanumerics | (noun) a character set that includes letters and digits and punctuation | Synonyms: alphanumeric characters |
|---|
| altocumulus | (noun) a cumulus cloud at an intermediate altitude of 2 or 3 miles | Synonyms: altocumulus cloud |
|---|
| alum | (noun) a double sulphate of aluminum and potassium that is used as an astringent (among other things) | - |
|---|
| (noun) a white crystalline double sulfate of aluminum: the potassium double sulfate of aluminum | Synonyms: potash alum, potassium alum |
| (noun) a white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum | Synonyms: ammonia alum, ammonium alum |
| (noun) a person who has received a degree from a school (high school or college or university) | Synonyms: grad, graduate |
| alumbloom | (noun) any of several herbs of the genus Heuchera | Synonyms: alumroot |
|---|
| alumina | (noun) any of various forms of aluminum oxide occurring naturally as corundum | Synonyms: aluminium oxide, aluminum oxide |
|---|
| aluminate | (noun) a compound of alumina and a metallic oxide | - |
|---|
| aluminium | (noun) a silvery ductile metallic element found primarily in bauxite | Synonyms: Al, aluminum, atomic number 13 |
|---|
| aluminum | (noun) a silvery ductile metallic element found primarily in bauxite | Synonyms: Al, aluminium, atomic number 13 |
|---|
| alumna | (noun) a female person who has received a degree from a school (high school or college or university) | - |
|---|
| alumnus | (noun) a male person who has received a degree from a school (high school or college or university) | - |
|---|
| alumroot | (noun) any of several herbs of the genus Heuchera | Synonyms: alumbloom |
|---|
| alundum | (noun) a substance made of fused alumina | - |
|---|
| alyssum | (noun) any garden plant of the genus Alyssum having clusters of small yellow or white flowers | Synonyms: madwort |
|---|
| ambulacrum | (noun) one of the five areas on the undersurface of an echinoderm on which the tube feet are located | - |
|---|
| americium | (noun) a radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms | Synonyms: Am, atomic number 95 |
|---|
| ammobium | (noun) any plant of the genus Ammobium having yellow flowers and silvery foliage | - |
|---|
| ammonium | (noun) the ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion | Synonyms: ammonium ion |
|---|
| amphiuma | (noun) aquatic eel-shaped salamander having two pairs of very small feet; of still muddy waters in the southern United States | Synonyms: blind eel, congo eel, congo snake |
|---|
| amylum | (noun) a complex carbohydrate found chiefly in seeds, fruits, tubers, roots and stem pith of plants, notably in corn, potatoes, wheat, and rice; an important foodstuff and used otherwise especially in adhesives and as fillers and stiffeners for paper and textiles | Synonyms: starch |
|---|
| analbuminemia | (noun) an abnormally low level of albumin in the blood serum | - |
|---|
| androecium | (noun) a male gametoecium | - |
|---|
| anestrum | (noun) applies to nonhuman mammals: a state or interval of sexual inactivity between two periods of estrus | Synonyms: anestrus, anoestrum, anoestrus |
|---|
| angrecum | (noun) any of various spectacular orchids of the genus Angraecum having dark green leathery leaves and usually nocturnally scented white or ivory flowers | - |
|---|
| animalculum | (noun) microscopic organism such as an amoeba or paramecium | Synonyms: animalcule |
|---|
| annum | (noun) (Latin) year | - |
|---|
| anoestrum | (noun) applies to nonhuman mammals: a state or interval of sexual inactivity between two periods of estrus | Synonyms: anestrum, anestrus, anoestrus |
|---|
| antheridium | (noun) the male sex organ of spore-producing plants; produces antherozoids; equivalent to the anther in flowers | - |
|---|
| anthurium | (noun) any of various tropical American plants cultivated for their showy foliage and flowers | Synonyms: tail-flower, tailflower |
|---|
| antiserum | (noun) blood serum containing antibodies against specific antigens; provides immunity to a disease | - |
|---|
| antrum | (noun) a natural cavity or hollow in a bone | - |
|---|
| apothecium | (noun) a cuplike ascocarp in many lichens and ascomycetous fungi | - |
|---|
| aquarium | (noun) a tank or pool or bowl filled with water for keeping live fish and underwater animals | Synonyms: fish tank, marine museum |
|---|
| arboretum | (noun) a facility where trees and shrubs are cultivated for exhibition | Synonyms: botanical garden |
|---|
| arcanum | (noun) information known only to a special group | Synonyms: secret |
|---|
| archaebacterium | (noun) considered ancient life forms that evolved separately from bacteria and blue-green algae | Synonyms: archaebacteria, archaeobacteria, archeobacteria |
|---|
| archegonium | (noun) a female sex organ occurring in mosses, ferns, and most gymnosperms | - |
|---|
| archesporium | (noun) primitive cell or group of cells from which a mother cell develops | Synonyms: archespore |
|---|
| archipallium | (noun) the olfactory cortex of the cerebrum | Synonyms: paleocortex |
|---|
| argument | (noun) a variable in a logical or mathematical expression whose value determines the dependent variable; if f(x)=y, x is the independent variable | - |
|---|
| (noun) a course of reasoning aimed at demonstrating a truth or falsehood; the methodical process of logical reasoning | Synonyms: argumentation, line, line of reasoning, logical argument |
| (noun) a discussion in which reasons are advanced for and against some proposition or proposal | Synonyms: argumentation, debate |
| (noun) a summary of the subject or plot of a literary work or play or movie | Synonyms: literary argument |
| (noun) a fact or assertion offered as evidence that something is true | Synonyms: statement |
| (noun) a contentious speech act; a dispute where there is strong disagreement | Synonyms: arguing, contention, contestation, controversy, disceptation, disputation, tilt |
| (noun) (computer science) a reference or value that is passed to a function, procedure, subroutine, command, or program | Synonyms: parameter |
| argumentation | (noun) a course of reasoning aimed at demonstrating a truth or falsehood; the methodical process of logical reasoning | Synonyms: argument, line, line of reasoning, logical argument |
|---|
| (noun) a discussion in which reasons are advanced for and against some proposition or proposal | Synonyms: argument, debate |
| armamentarium | (noun) the collection of equipment and methods used in the practice of medicine | - |
|---|
| arum | (noun) any plant of the family Araceae; have small flowers massed on a spadix surrounded by a large spathe | Synonyms: aroid |
|---|
| (noun) starch resembling sago that is obtained from cuckoopint root | - |
| aspersorium | (noun) the basin or other vessel that holds holy water in Roman Catholic Churches | - |
|---|
| (noun) a short-handled device with a globe containing a sponge; used for sprinkling holy water | Synonyms: aspergill |
| assumption | (noun) the act of taking possession of or power over something | Synonyms: laying claim |
|---|
| (noun) the act of assuming or taking for granted | - |
| (noun) audacious (even arrogant) behavior that you have no right to | Synonyms: effrontery, presumption, presumptuousness |
| (noun) a hypothesis that is taken for granted | Synonyms: supposal, supposition |
| (noun) a statement that is assumed to be true and from which a conclusion can be drawn | Synonyms: premise, premiss |
| asylum | (noun) a hospital for mentally incompetent or unbalanced person | Synonyms: insane asylum, institution, mental home, mental hospital, mental institution, psychiatric hospital |
|---|
| (noun) a shelter from danger or hardship | Synonyms: refuge, sanctuary |
| athenaeum | (noun) a place where reading materials are available | Synonyms: atheneum |
|---|
| (noun) a literary or scientific association for the promotion of learning | Synonyms: atheneum |
| atheneum | (noun) a place where reading materials are available | Synonyms: athenaeum |
|---|
| (noun) a literary or scientific association for the promotion of learning | Synonyms: athenaeum |
| atrium | (noun) the central area in a building; open to the sky | - |
|---|
| (noun) any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart) | - |
| auditorium | (noun) the area of a theater or concert hall where the audience sits | - |
|---|
| autumn | (noun) the season when the leaves fall from the trees | Synonyms: fall |
|---|
| bacterium | (noun) (microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered to be plants | Synonyms: bacteria |
|---|
| barium | (noun) a soft silvery metallic element of the alkali earth group; found in barite | Synonyms: atomic number 56, Ba |
|---|
| basidium | (noun) a small club-shaped structure typically bearing four basidiospores at the ends of minute projections; unique to basidiomycetes | - |
|---|
| bdellium | (noun) aromatic gum resin; similar to myrrh | - |
|---|
| begum | (noun) a Muslim woman of high rank in India or Pakistan | - |
|---|
| berkelium | (noun) a radioactive transuranic element; discovered by bombarding americium with helium | Synonyms: atomic number 97, Bk |
|---|
| beryllium | (noun) a light strong brittle grey toxic bivalent metallic element | Synonyms: atomic number 4, Be, glucinium |
|---|
| bimillennium | (noun) a span of 2000 years | Synonyms: bimillenary |
|---|
| (noun) the 2000th anniversary (or the celebration of it) | Synonyms: bimillenary |
| bioluminescence | (noun) luminescence produced by physiological processes (as in the firefly) | - |
|---|
| bitumastic | (noun) a protective coating of asphalt and filter used on structural metals that are exposed to weathering | - |
|---|
| bitumen | (noun) any of various naturally occurring impure mixtures of hydrocarbons | - |
|---|
| bohrium | (noun) a transuranic element with atomic number 107 | Synonyms: atomic number 107, Bh, element 107 |
|---|
| botulinum | (noun) anaerobic bacterium producing botulin the toxin that causes botulism | Synonyms: botulinus, Clostridium botulinum |
|---|
| brachium | (noun) (biology) a branching or armlike part of an animal | - |
|---|
| breadcrumb | (noun) crumb of bread; used especially for coating or thickening | - |
|---|
| bronchopneumonia | (noun) pneumonia characterized by acute inflammation of the walls of the bronchioles | Synonyms: bronchial pneumonia |
|---|
| bum | (noun) the fleshy part of the human body that you sit on | Synonyms: arse, ass, backside, behind, bottom, buns, butt, buttocks, can, derriere, fanny, fundament, hind end, hindquarters, keister, nates, posterior, prat, rear, rear end, rump, seat, stern, tail, tail end, tooshie, tush |
|---|
| (noun) a vagrant | Synonyms: hobo, tramp |
| (noun) a person who is deemed to be despicable or contemptible | Synonyms: crumb, dirty dog, git, lowlife, puke, rat, rotter, scum bag, scumbag, skunk, so-and-so, stinker, stinkpot |
| (noun) person who does no work | Synonyms: do-nothing, idler, layabout, loafer |
| bumblebee | (noun) robust hairy social bee of temperate regions | Synonyms: humblebee |
|---|
| bumbler | (noun) someone who makes mistakes because of incompetence | Synonyms: blunderer, botcher, bungler, butcher, fuckup, fumbler, sad sack, stumbler |
|---|
| bumboat | (noun) a small boat that ferries supplies and commodities for sale to a larger ship at anchor | - |
|---|
| bumf | (noun) reading materials (documents, written information) that you must read and deal with but that you think are extremely boring | Synonyms: bumph |
|---|
| bummer | (noun) an experience that is irritating or frustrating or disappointing | - |
|---|
| (noun) a bad reaction to a hallucinogenic drug | - |
| bump | (noun) an impact (as from a collision) | Synonyms: blow |
|---|
| (noun) something that bulges out or is protuberant or projects from its surroundings | Synonyms: bulge, excrescence, extrusion, gibbosity, gibbousness, hump, jut, prominence, protrusion, protuberance, swelling |
| (noun) a lump on the body caused by a blow | - |
| bumper | (noun) a mechanical device consisting of bars at either end of a vehicle to absorb shock and prevent serious damage | - |
|---|
| (noun) a glass filled to the brim (especially as a toast) | - |
| bumph | (noun) reading materials (documents, written information) that you must read and deal with but that you think are extremely boring | Synonyms: bumf |
|---|
| bumpiness | (noun) the texture of a surface that has many bumps | - |
|---|
| bumpkin | (noun) a person who is not very intelligent or interested in culture | Synonyms: chawbacon, hayseed, hick, rube, yahoo, yokel |
|---|
| bumptiousness | (noun) offensive boldness and assertiveness | Synonyms: cockiness, forwardness, pushiness |
|---|
| bunkum | (noun) unacceptable behavior (especially ludicrously false statements) | Synonyms: buncombe, bunk, guff, hogwash, rot |
|---|
| cadmium | (noun) a soft bluish-white ductile malleable toxic bivalent metallic element; occurs in association with zinc ores | Synonyms: atomic number 48, Cd |
|---|
| caecum | (noun) the cavity in which the large intestine begins and into which the ileum opens | Synonyms: blind gut, cecum |
|---|