15-letter words containing a, r, d, e, c
- audio recording — an electronic recording of sound
- autodestructive — likely to cause one's own destruction
- automatic drive — an automotive transmission requiring either very little or no manual shifting of gears.
- backseat driver — If you refer to a passenger in a car as a backseat driver, they annoy you because they constantly give you advice about how to drive.
- balanced rudder — a rudder so designed that the center of water pressure on the forward face, when turned, lies about halfway along the length, minimizing the turning effort required.
- ballroom dancer — a person who participates in ballroom dancing
- bar-code reader — an electronic machine that scans and reads bar codes
- barefoot doctor — (esp in developing countries) a worker trained as a medical auxiliary in a rural area who dispenses medicine, gives first aid, assists at childbirth, etc
- barium chloride — a poisonous compound, BaCl2, consisting of flat white crystals that are soluble in water: it is used to treat water, metals, leather, etc.
- barley sandwich — a drink of beer, esp at lunch time
- basic anhydride — a compound formed by removing water from a more complex compound: an oxide of a nonmetal (acid anhydride) or a metal (basic anhydride) that forms an acid or a base, respectively, when united with water.
- basic autocoder — Early system on IBM 7070. Listed in CACM 2(5):16 (May 1959).
- be carried away — to be moved to great or unreasoning emotion or enthusiasm
- beach goldenrod — a composite plant, Solidago sempervirens, of eastern and southern North America, having a thick stem and large, branched, one-sided terminal clusters of yellow flowers, flourishing on sea beaches or salt marshes.
- belt-and-braces — providing double security, in case one security measure should fail
- ben day process — a method of adding texture, shading, or detail to line drawings by overlaying a transparent sheet of dots or any other pattern during platemaking
- benedict arnold — Benedict, 1741–1801, American general in the Revolutionary War who became a traitor.
- benzal chloride — a colorless, oily liquid, C 7 H 6 Cl 2 , used chiefly in the synthesis of benzaldehyde, and in the manufacture of dyes.
- beta-adrenergic — pertaining to or involving beta receptors
- bidirectionally — in a bidirectional manner
- big sandy creek — a river in central Colorado, flowing NE and SE to the Arkansas River near Lamar: site of the 1864 Sand Creek Massacre. 200 miles (322 km) long.
- birch partridge — ruffed grouse
- black horehound — a hairy unpleasant-smelling chiefly Mediterranean plant, Ballota nigra, having clusters of purple flowers: family Lamiaceae (labiates)
- bladder campion — a European caryophyllaceous plant, Silene vulgaris, having white flowers with an inflated calyx
- blank cartridge — a cartridge containing powder but no bullet: used in battle practice or as a signal
- blockade runner — a person, ship etc that tries to carry goods through a blockade
- blockade-runner — a ship or person that passes through a blockade.
- board-certified — A doctor who is board-certified has passed tests and meets the standards of a board of specialists in their area of medicine.
- borderline case — a person or thing that is not clearly classifiable as something
- borrower's card — a card issued by a library to individuals or organizations entitling them or their representatives to borrow materials.
- breakdown cover — insurance cover against breakdowns in a vehicle
- breeder reactor — a type of nuclear reactor that produces more fissionable material than it consumes
- bronzed grackle — the western subspecies of the American bird, the common grackle, Quiscalus quiscula versicolor, having bronzy, iridescent plumage.
- brush discharge — a slightly luminous electrical discharge between points of high charge density when the charge density is insufficient to cause a spark or around sharp points on a highly charged conductor because of ionization of air molecules in their vicinity
- cache la poudre — a river in N Colorado, flowing N and E to the South Platte River. 126 miles (203 km) long.
- cadmean victory — a victory won with great losses to the victors
- calcined baryta — baryta (def 1).
- calcined-baryta — Also called calcined baryta, barium oxide, barium monoxide, barium protoxide. a white or yellowish-white poisonous solid, BaO, highly reactive with water: used chiefly as a dehydrating agent and in the manufacture of glass.
- calcium carbide — a grey salt of calcium used in the production of acetylene (by its reaction with water) and calcium cyanamide. Formula: CaC2
- calculated risk — a chance of failure, the probability of which is estimated before some action is undertaken.
- caldecott award — an annual award in the U.S. for an outstanding illustrated juvenile book.
- calendarization — the process of calendarizing
- calf diphtheria — a disease of the throat in young calves caused by Fusobacterium necrophorum, resulting in breathing difficulty and a painful cough
- camphorated oil — a liniment consisting of camphor and peanut oil, used as a counterirritant
- canadian forces — the official name for the military forces of Canada
- canadian french — the French language as spoken in Canada, esp in Quebec
- carbon monoxide — Carbon monoxide is a poisonous gas that is produced especially by the engines of vehicles.
- cardiac massage — a rhythmic compressing of the heart, using the hands to force blood through the blood vessels: an emergency medical procedure for treating heart failure
- cardinal beetle — any of various large N temperate beetles of the family Pyrochroidae, such as Pyrochroa serraticornis, typically scarlet or partly scarlet in colour
- cardinal flower — a campanulaceous plant, Lobelia cardinalis of E North America, that has brilliant scarlet, pink, or white flowers