16-letter words containing a, c, i, d
- bearish tendency — a tendency for share prices to fall
- bidirectionality — capable of reacting or functioning in two, usually opposite, directions.
- biological child — any child conceived rather than adopted by a specified parent, and therefore carrying genes from the parent.
- black nightshade — a poisonous solanaceous plant, Solanum nigrum, a common weed in cultivated land, having small white flowers with backward-curved petals and black berry-like fruits
- blacktailed deer — a mule deer, esp. the subspecies (Odocoileus hemionus columbianus) found from N Calif. to British Columbia
- bleaching powder — a white powder with the odour of chlorine, consisting of chlorinated calcium hydroxide with an approximate formula CaCl(OCl).4H2O. It is used in solution as a bleaching agent and disinfectant
- boarding officer — a coastguard who boards ships suspected of carrying illegal cargoes or posing a security risk
- bonhomme richard — the flagship of John Paul Jones.
- bordelaise sauce — a dark sauce made from meat stock, flour, wine, onions, seasonings, etc., served over broiled meat
- boreal chickadee — a brown-capped, black-throated chickadee (Parus hudsonicus) found near the Atlantic coast from Labrador to N New York
- borosilicic acid — any of several hypothetical acids that form borosilicates.
- botanical garden — a place where collections of plants and trees are kept for scientific study and exhibition
- braking distance — the distance a vehicle travels from the point at which its brakes are applied to the point at which it comes to a stop
- brick-and-mortar — pertaining to conventional stores, businesses, etc., having physical buildings and facilities, as opposed to Internet or remote services.
- bridge financing — interim or emergency financing through a short- or medium-term loan (bridge loan)
- bridging finance — money borrowed temporarily to cover the period before a particular event occurs, for example, until a house purchaser receives money under a mortgage
- butenedioic acid — either of two geometrical isomers with the formula HOOCCH:CHCOOH
- cadmium sulphide — an orange or yellow insoluble solid used as a pigment in paints, etc (cadmium yellow). Formula: CdS
- caducibranchiate — (of many amphibians, such as frogs) having gills during one stage of the life cycle only
- calamian islands — a group of about 100 islands in the SW Philippines. 600 sq. mi. (1554 sq. km). Largest island, Busuanga.
- calcium chloride — a white deliquescent salt occurring naturally in seawater and used in the de-icing of roads and as a drying agent. Formula: CaCl2
- calcium fluoride — a white, crystalline compound, CaF 2 , insoluble in water, occurring in nature as the mineral fluorite: used as a flux in metallurgy and as a decay preventive in dentifrices.
- caledonian canal — a canal in N Scotland, linking the Atlantic with the North Sea through the Great Glen: built 1803–47; now used mostly for leisure boating
- call of the wild — a novel (1903) by Jack London.
- campagna di roma — low-lying plain in central Italy, around Rome: c. 800 sq mi (2,072 sq km)
- canadian english — the English language as spoken in Canada
- canadian hemlock — eastern hemlock.
- canadian soldier — the mayfly.
- canandaigua lake — a lake in W central New York: one of the Finger Lakes.
- candlelit dinner — a meal for a couple which is illuminated by a candle or candles, esp in order to create a romantic mood
- canine distemper — distemper1 (def 1a).
- cape cod lighter — a device for lighting a fire, as in a fireplace, consisting of a lump of nonflammable material on a metal rod, that is soaked in kerosene or the like and lighted with a match.
- capelli d'angelo — angel hair.
- capital employed — the money used by a business for buying land, buildings, equipment etc
- captive audience — a group of people who are unable by circumstances to avoid speeches, advertisements, etc
- captive breeding — Captive breeding is the breeding of wild animals in places such as zoos, especially animals which have become rare in the wild.
- carbon 14 dating — radiocarbon dating.
- carbon bisulfide — carbon disulfide
- carbon disulfide — a heavy, volatile, colorless liquid, CS2, highly flammable and poisonous, used as a solvent, insecticide, etc.
- carbon-14 dating — radiocarbon dating.
- carboxypeptidase — any of several digestive enzymes that catalyze the removal of an amino acid from the end of a peptide chain having a free carbonyl group.
- cardiac neurosis — an anxiety reaction characterized by quick fatigue, shortness of breath, rapid heartbeat, dizziness, and other cardiac symptoms, but not caused by disease of the heart.
- cardinal numbers — Also called cardinal numeral. any of the numbers that express amount, as one, two, three, etc. (distinguished from ordinal number).
- cardinal virtues — the most important moral qualities, traditionally justice, prudence, temperance, and fortitude
- cardiotachometer — a device for counting heartbeats, usually displaying the number of beats per minute
- careers guidance — advice and information about careers that helps individuals, esp young people, decide on a career and also teaches them how to pursue their chosen career
- careless driving — the offence of driving without due care
- caroline islands — an archipelago of over 500 islands and islets in the W Pacific Ocean east of the Philippines, all of which are now part of the Federated States of Micronesia, except for the Palau group: formerly part of the US Trust Territory of the Pacific Islands; centre of a typhoon zone. Area: (land) 1183 sq km (457 sq miles)
- carrot and stick — If an organization has a carrot and stick approach or policy, they offer people things in order to persuade them to do something and punish them if they refuse to do it.
- cartridge player — an audio or video system that reads cartridges of magnetic tape