16-letter words containing n, o, t, a, d
- atwood's machine — a device consisting of two unequal masses connected by a string passed over a pulley, used to illustrate the laws of motion.
- badminton racket — the type of racket used in games of badminton
- balance of trade — A country's balance of trade is the difference in value, over a period of time, between the goods it imports and the goods it exports.
- bankruptcy order — a court order appointing a receiver to manage the property of a debtor or bankrupt
- baron tweedsmuir — the title of Scottish novelist John Buchan
- bastard mahogany — an Australian tree, Eucalyptus botryoides, of the myrtle family, having lance-shaped leaves and furrowed bark.
- bastard pointing — an imitation of tuck pointing, having a fillet made from the mortar of the joint.
- batch production — production of goods in batches, rather than continuously
- batlle y ordonez — José [haw-se] /hɔˈsɛ/ (Show IPA), 1856–1929, Uruguayan statesman: president of Uruguay 1903–07, 1911–15.
- benzoate of soda — sodium benzoate
- bidirectionality — capable of reacting or functioning in two, usually opposite, directions.
- biodeterioration — biodegradation.
- birthday honours — (in Britain) honorary titles conferred on the official birthday of the sovereign
- block and tackle — a hoisting device in which a rope or chain is passed around a pair of blocks containing one or more pulleys. The upper block is secured overhead and the lower block supports the load, the effort being applied to the free end of the rope or chain
- board and batten — a siding consisting of wide boards or of sheets of plywood set vertically with butt joints covered by battens.
- botanical garden — a place where collections of plants and trees are kept for scientific study and exhibition
- boundary dispute — dispute between neighbours about the boundary between their properties
- brick-and-mortar — pertaining to conventional stores, businesses, etc., having physical buildings and facilities, as opposed to Internet or remote services.
- british honduras — Belize
- bundled software — software sold as part of a package with computers or other hardware or software
- butenedioic acid — either of two geometrical isomers with the formula HOOCCH:CHCOOH
- camborne-redruth — a former (until 1974) urban district in SW England, in Cornwall: formed in 1934 by the amalgamation of the neighbouring towns of Camborne and Redruth. Pop: 39 936 (2001)
- cantor's paradox — the paradox derived from the supposition of an all-inclusive universal set, since every set has more subsets than members while every subset of such a universal set would be a member of it
- carbon 14 dating — radiocarbon dating.
- carbon-14 dating — radiocarbon dating.
- 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.
- casting director — the person in charge of choosing of actors for a production
- catherine howard — Catherine, c1520–42, fifth wife of Henry VIII.
- cedar revolution — the popular protests in 2005 that brought down the Lebanese cabinet and prompted Syria to withdraw its troops from Lebanon
- chanson de geste — one of a genre of Old French epic poems celebrating heroic deeds, the most famous of which is the Chanson de Roland
- chase the dragon — to smoke opium or heroin
- chlorinated lime — bleaching powder.
- cisaconitic acid — a stereoisomer of 1-propene-1,2,3 tricarboxylic acid, C 6 H 6 O 6 , an important intermediate in the Krebs cycle.
- city of aberdeen — a council area in NE Scotland, established in 1996. Pop: 206 600 (2003 est). Area: 186 sq km (72 sq miles)
- cladogenetically — By means of cladogenesis.
- cleaning product — a detergent or other household cleaner
- clermont-ferrand — a city in S central France: capital of Puy-de-Dôme department; industrial centre. Pop: 140 957 (2011)
- cloak-and-suiter — a manufacturer or seller of clothing.
- close by/at hand — Something that is close by or close at hand is near to you.
- closed-captioned — (of a video recording) having subtitles which appear on screen only if the cassette is played through a special decoder
- co-determination — a system of industrial management in which workers share responsibility for the operation of a company, as through elected representation on a corporate supervisory board
- coadministration — Joint administration.
- combination door — an outside door having a frame into which different types of panels can be inserted, as a screen for summer or storm sash for winter.
- combination drug — a medication comprised of set dosages of two or more separate drugs.
- come and get it! — the meal is ready!
- common partridge — a small Old World gallinaceous game bird, Perdix perdix
- commonwealth day — the anniversary of Queen Victoria's birth, May 24, celebrated (now on the second Monday in March) as a holiday in many parts of the Commonwealth
- community leader — a leading figure in a community
- concatenated key — compound key
- concession stand — a stall where food, drinks, or other items are sold at a theatre or other venue