Showing 401 to 500 of 3,042.
- BDELLIUMAn aromatic gum-like balsam extracted from one of several species of tree in the genus Commiphora.
- BEAKERA flat-bottomed, straight-sided, glass vessel, with a lip and often a small spout, used as a laboratory container.
- BEDLAMA place or situation of chaotic uproar, and where confusion prevails.
- BEIGEA colour, variously defined from a pale brown, to a yellow greyish off-white.
- BELEMNITEAny member of the extinct order †Belemnitida of Mesozoic marine cephalopods, very similar in many ways to the modern squid and closely related to the modern cuttlefish.
- BELOMANCIESStudying the flight of arrows, an ancient form of divination used by the Greeks and Arabs.
- BELOMANCYStudying the flight of arrows, an ancient form of divination used by the Greeks and Arabs.
- BEMAA platform from which speakers addressed an assembly.
- BENTHOSThe flora and fauna at the bottom of a body of water.
- BERYLA mineral of pegmatite deposits, often used as a gemstone (molecular formula Be3Al2Si6O18).
- BETAThe second letter of the Greek alphabet (Β, β), preceded by alpha (Α, α) and followed by gamma, (Γ, γ). In modern Greek it represents the voiced labiodental fricative sound of v fo
- BIBLEAlternative letter-case form of Bible (“a specific version, edition, translation, or copy of the Christian religious text”).
- BIBLIOLOGYThe study of the history of books and the art of printing.
- BIBLIOPEGYThe art of bookbinding.
- BIBLIOPOLEA bookseller.
- BIBLIOPOLYBookselling.
- BINOMIALConsisting of two terms, or parts.
- BIOGRAPHYA person's life story, especially one published.
- BIOHERMA mass of rock constructed from the remains of marine organisms such as coral or algae, especially in a mound or dome shape.
- BIOLOGYThe study of all life or living matter.
- BIOSTROMEA horizontally bedded stratum of fossilized remains of sedentary organisms
- BIOTASynonym of life; Biota; all living things.
- BIOTICOf, pertaining to, or produced by life or living organisms.
- BIOTINA sulfur-containing member of the vitamin B complex, 5-[(3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl]pentanoic acid, found in liver, egg yolk, milk, and yeast, essenti
- BISHOPAn overseer of congregations: either any such overseer, generally speaking, or (in Eastern Orthodoxy, Catholicism, Anglicanism, etc.) an official in the church hierarchy (actively
- BLAMECensure.
- BLASPHEMETo commit blasphemy; to speak against God or religious doctrine.
- BLASPHEMYAn act of irreverence or contempt toward a god or toward something considered sacred; an impious act, utterance, view, etc.
- BLASTEMAA clump of undifferentiated cells or blasts, from which an organ or body part will develop, either during the normal growth of an embryo or in the regeneration of a lost body part.
- BLASTULAAn early form in the development of an embryo, consisting of a spherical layer of cells filled with fluid; a blastosphere.
- BLEPHARITISAn inflammation of the eyelid.
- BOCCIAA sport, similar to bocce, designed to be played by people with impaired motor skills.
- BODEGAA storehouse for maturing wine, a winery.
- BOLETEA type of fruiting body produced by certain fungus species in the order Boletales, especially those of genus Boletus, many of which are prized for their flavour; any species of sai
- BOLIDEAn extremely bright meteor.
- BOLOMETERA sensitive device for detecting and measuring the energy of electromagnetic radiation.
- BOLOMETRIESThe use of a bolometer.
- BOLOMETRYThe use of a bolometer.
- BOLUSA round mass of something, especially of chewed food in the mouth or alimentary canal.
- BONDUCSynonym of nicker tree.
- BORACHIOA drunkard.
- BOREALOf, relating to, or coming from the north.
- BOREASThe north wind.
- BOTANICOf or pertaining to botany.
- BOTHRIUMA protruding cup or small groove used for adhesion, especially in cestodes.
- BOTHRIUMSA protruding cup or small groove used for adhesion, especially in cestodes.
- BOTRYOIDA determinate inflorescence, similar to a raceme, taking the form of flowers arranged alongside an axis.
- BOTRYTISAny fungus of the genus Botrytis, especially Botrytis cinerea which is responsible for the formation of noble rot on grapes.
- BOURSEA stock exchange. Any place, real or imagined, where the value of a thing is settled.
- BRANCHIAA gill or other organ having the same function.
- BREGMAThe anatomical structure on the skull where the coronal suture and sagittal suture meet.
- BROMEAny grass of the genus Bromus.
- BROMINEA nonmetallic chemical element (symbol Br) with an atomic number of 35; one of the halogens, it is a fuming red-brown liquid at room temperature.
- BRONCHITISAn inflammation of the bronchi of the lungs, that causes the cilia of the bronchial epithelial cells to stop functioning.
- BRONCHIUMA bronchial tube; a subdivision of the bronchus.
- BRONCHUSEither of two airways, which are primary branches of the trachea, leading directly into the lungs.
- BRUXTo grind the teeth, especially involuntarily or during sleep.
- BRUXISMThe habit or practice of grinding the teeth, as while sleeping, or due to stress or certain drugs.
- BUBOAn inflamed swelling of a lymph node, especially in the armpit or groin, due to an infection such as bubonic plague, gonorrhea, tuberculosis, or syphilis.
- BUCENTAURA supposed mythical monster, half ox, half man.
- BUCOLICRustic, pastoral, country-styled.
- BUGLOSSAny of several plants in the borage family, Boraginaceae.
- BULBThe bulb-shaped underground portion of a plant such as a tulip, consisting of a shortened stem and many fleshy scale leaves, from which the rest of the plant may be regrown.
- BULBILA bulb-shaped bud in the place of a flower or in a leaf axil.
- BULIMIAA chronic eating disorder characterized by a binge-and-purge cycle: extreme overeating followed by self-induced vomiting.
- BUNODONTWhose cusps are rounded, not sharp peaks.
- BUREAUAn administrative unit of government; office.
- BURSAAny of the many small fluid-filled sacs located at the point where a muscle or tendon slides across bone. These sacs serve to reduce friction between the two moving surfaces.
- BURSEA purse.
- BUTTERA soft, fatty foodstuff made by churning the cream of milk (generally cow's milk).
- CACAExcrement; feces.
- CACOPHONYA mix of discordant sounds; dissonance.
- CACOTOPIAA dystopia; the worst possible world.
- CACTUSAny member of the family Cactaceae, a family of flowering New World succulent plants suited to a hot, semi-desert climate.
- CADMIUMA chemical element (symbol Cd) with an atomic number of 48: a soft, silvery-white metal.
- CADUCEUSThe official wand carried by a herald in ancient Greece and Rome, specifically the one carried in mythology by Hermes, the messenger of the gods, usually represented with two snake
- CAECUMA cavity open at one end (such as the blind end of a duct), especially a blind pouch connected to the large intestine between the ileum and the colon.
- CAEOMAAn aecium of some rust fungi that has no peridium or outer membrane.
- CALAMINESynonym of smithsonite, a pink form of zinc oxide (mainly zinc carbonate ZnCO3) formed as a byproduct of zinc sublimation, now used in skin lotions.
- CALAMINTAny species of aromatic garden herb of the genus Calamintha, now often included in Clinopodium.
- CALLIOPEA musical organ, consisting of steam whistles played with a keyboard. Often used with merry-go-rounds.
- CALOTYPEA talbotype.
- CALOYERA reclusive monk of the Greek Orthodox Church.
- CALUMETA clay tobacco pipe used by Native Americans, especially as a symbol of truce or peace.
- CALYPTEREither of two rounded lobes at the posterior base of the wing in many true flies.
- CALYPTRAIn bryophytes, a thin hood of tissue that forms from the archegonium and covers the developing sporophyte and is shed as it ripens.
- CALYXThe outermost whorl of flower parts, comprising the sepals, which covers and protects the petals as they develop.
- CAMELA mammalian beast of burden, much used in desert areas, of the genus Camelus.
- CAMELOPARDSynonym of giraffe.
- CANALAn artificial waterway or artificially improved river used for travel, shipping, or irrigation.
- CANCERA disease in which the cells of a tissue undergo uncontrolled (often rapid) proliferation.
- CANEA plant with simple stems, like bamboo or sugar cane, or the stem thereof: The slender, flexible main stem of a plant such as bamboo, including many species in the grass family Gra
- CANEPHORAA caryatid supporting a basket on her head.
- CANNAAny member of the genus Canna of tropical plants with large leaves and often showy flowers.
- CANNABICPertaining to hemp or cannabis.
- CANONA generally accepted principle; a rule.
- CANOPYA high cover providing shelter, such as a cloth supported above an object, particularly over a bed.
- CANTHARISsingular of cantharides
- CANTHARUSA large drinking cup with two handles.
- CANTHUSEither corner of the eye, where the eyelids meet.