abomasum | (noun) the fourth compartment of the stomach of a ruminant; the one where digestion takes place | Synonyms: fourth stomach |
---|
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 |
---|
addendum | (noun) textual matter that is added onto a publication; usually at the end | Synonyms: postscript, supplement |
---|
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 |
alluvium | (noun) clay or silt or gravel carried by rushing streams and deposited where the stream slows down | Synonyms: alluvial deposit, alluvial sediment, alluvion |
---|
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 |
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 |
---|
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 |
---|
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 |
---|
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 |
---|
antebellum | (adjective) belonging to a period before a war especially the American Civil War | - |
---|
antepartum | (adjective) occurring or existing before birth | Synonyms: antenatal, prenatal |
---|
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 |
---|
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 |
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 | - |
---|
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 |
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 | - |
---|
bum | (adjective) of very poor quality; flimsy | Synonyms: cheap, cheesy, chintzy, crummy, punk, sleazy, tinny |
---|
(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 |
(verb) ask for and get free; be a parasite | Synonyms: cadge, grub, mooch, sponge |
(verb) be lazy or idle | Synonyms: arse about, arse around, bum about, bum around, frig around, fuck off, loaf, loll, loll around, lounge about, lounge around, waste one's time |
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 |
---|
caesium | (noun) a soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal | Synonyms: atomic number 55, cesium, Cs |
---|
caladium | (noun) any plant of the genus Caladium cultivated for their ornamental foliage variously patterned in white or pink or red | - |
---|
calcium | (noun) a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals | Synonyms: atomic number 20, Ca |
---|
californium | (noun) a radioactive transuranic element; discovered by bombarding curium with alpha particles | Synonyms: atomic number 98, Cf |
---|
cambium | (noun) the inner layer of the periosteum | - |
---|
(noun) a formative one-cell layer of tissue between xylem and phloem in most vascular plants that is responsible for secondary growth | - |
candelabrum | (noun) branched candlestick; ornamental; has several lights | Synonyms: candelabra |
---|
capitulum | (noun) a dense cluster of flowers or foliage | Synonyms: head |
---|
(noun) fruiting spike of a cereal plant especially corn | Synonyms: ear, spike |
(noun) an arrangement of leafy branches forming the top or head of a tree | - |
capsicum | (noun) any of various tropical plants of the genus Capsicum bearing peppers | Synonyms: capsicum pepper plant, pepper |
---|
carborundum | (noun) an abrasive composed of silicon carbide crystals | - |
---|
cardamum | (noun) aromatic seeds used as seasoning like cinnamon and cloves especially in pickles and barbecue sauces | Synonyms: cardamom, cardamon |
---|
cavum | (noun) (anatomy) a natural hollow or sinus within the body | Synonyms: bodily cavity, cavity |
---|
cecum | (noun) the cavity in which the large intestine begins and into which the ileum opens | Synonyms: blind gut, caecum |
---|
cementum | (noun) a specialized bony substance covering the root of a tooth | Synonyms: cement |
---|
centrum | (noun) the main body of a vertebra | - |
---|
cerebellum | (noun) a major division of the vertebrate brain; situated above the medulla oblongata and beneath the cerebrum in humans | - |
---|
cerebrum | (noun) anterior portion of the brain consisting of two hemispheres; dominant part of the brain in humans | - |
---|
cerium | (noun) a ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group | Synonyms: atomic number 58, Ce |
---|
cesium | (noun) a soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal | Synonyms: atomic number 55, caesium, Cs |
---|
checksum | (noun) a digit representing the sum of the digits in an instance of digital data; used to check whether errors have occurred in transmission or storage | - |
---|
chetrum | (noun) 100 chetrums equal 1 ngultrum in Bhutan | - |
---|
chromium | (noun) a hard brittle multivalent metallic element; resistant to corrosion and tarnishing | Synonyms: atomic number 24, Cr |
---|
chrysanthemum | (noun) any of numerous perennial Old World herbs having showy brightly colored flower heads of the genera Chrysanthemum, Argyranthemum, Dendranthema, Tanacetum; widely cultivated | - |
---|
(noun) the flower of a chrysanthemum plant | - |
chum | (noun) a large Pacific salmon with small spots on its back; an important food fish | Synonyms: chum salmon, Oncorhynchus keta |
---|
(noun) bait consisting of chopped fish and fish oils that are dumped overboard to attract fish | - |
(noun) a close friend who accompanies his buddies in their activities | Synonyms: brother, buddy, crony, pal, sidekick |
cilium | (noun) a hairlike projection from the surface of a cell; provides locomotion in free-swimming unicellular organisms | - |
---|
(noun) any of the short curved hairs that grow from the edges of the eyelids | Synonyms: eyelash, lash |
cinerarium | (noun) a niche for a funeral urn containing the ashes of the cremated dead | Synonyms: columbarium |
---|
cingulum | (noun) (anatomy) an encircling structure (as the ridge around the base of a tooth) | - |
---|
claustrum | (noun) a layer of grey matter in the brain adjacent to the lenticular nucleus | - |
---|
cleistothecium | (noun) closed spore-bearing structure of some fungi (especially Aspergillaceae and Erysiphaceae) from which spores are released only by decay or disintegration | Synonyms: cleistocarp |
---|
clostridium | (noun) spindle-shaped bacterial cell especially one swollen at the center by an endospore | Synonyms: clostridia |
---|
coagulum | (noun) a lump of material formed from the content of a liquid | Synonyms: clot |
---|
coccidium | (noun) parasitic on the digestive epithelium of vertebrates and higher invertebrates | Synonyms: eimeria |
---|
coliseum | (noun) an oval large stadium with tiers of seats; an arena in which contests and spectacles are held | Synonyms: amphitheater, amphitheatre |
---|
colloquium | (noun) an address to an academic meeting or seminar | - |
---|
(noun) an academic meeting or seminar usually led by a different lecturer and on a different topic at each meeting | - |
collyrium | (noun) lotion consisting of a solution used as a cleanser for the eyes | Synonyms: eye-lotion, eyewash |
---|
colostrum | (noun) milky fluid secreted for the first day or two after parturition | Synonyms: foremilk |
---|
columbarium | (noun) a sepulchral vault or other structure having recesses in the walls to receive cinerary urns | - |
---|
(noun) a niche for a funeral urn containing the ashes of the cremated dead | Synonyms: cinerarium |
(noun) a birdhouse for pigeons | Synonyms: columbary, dovecote |