16-letter words containing o, d, i
- burgundy trefoil — alfalfa.
- burnt-tip orchid — a small orchid, Orchis ustulata, resembling the lady orchid, having dark reddish-brown hoods that give a burnt look to the tip of the flower spike
- busman's holiday — If you have a holiday, but spend it doing something similar to your usual work, you can refer to it as a busman's holiday.
- butenedioic acid — either of two geometrical isomers with the formula HOOCCH:CHCOOH
- butterfly orchid — an orchid (Oncidium papilio) with reddish flowers, native to South America
- 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 hemlock — eastern hemlock.
- canadian soldier — the mayfly.
- 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
- 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.
- cardiotachometer — a device for counting heartbeats, usually displaying the number of beats per minute
- 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.
- cash on delivery — If you pay for goods cash on delivery, you pay for them in cash when they are delivered. The abbreviation C.O.D. is also used.
- cassini division — the gap or dark region between the two main outer rings of Saturn: it has a width of about 4,700 km (2,920 mi)
- 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
- ceske budejovice — a city in the S Czech Republic, on the Vltava (Moldau) River. Pop: 94 747 (2007 est)
- chain of command — the various individual officers, ranks etc that constitute a hierarchy each level receiving orders from the one above it and passing on the orders to the one below
- checking deposit — a deposit on which cheques may be drawn
- chichagof island — an island of Alaska, in the Alexander Archipelago. Area: 5439 sq km (2100 sq miles)
- chiclet keyboard — (hardware, abuse) A keyboard with a small, flat rectangular or lozenge-shaped rubber or plastic keys that look like pieces of Chiclets chewing gum. Used especially to describe the original IBM PCjr keyboard. Vendors unanimously liked these because they were cheap, and a lot of early portable and laptop computers were launched with them. Customers rejected the idea with almost equal unanimity, and chiclets are not often seen on anything larger than a digital watch any more.
- child psychology — the study of the mental states and processes of children.
- childcare worker — someone who takes care of children in return for money
- chinese wood oil — tung oil.
- chipped potatoes — chips
- chloracetic acid — chloroacetic acid.
- chlordiazepoxide — a chemical compound used as a tranquillizer and muscle relaxant and in the treatment of delirium tremens. Formula: C16H14ClN3O
- chloride of lime — a white powder with the approximate formula CaOCl2, obtained by treating slaked lime with chlorine and used for disinfecting and bleaching
- chlorinated lime — bleaching powder.
- chlorine dioxide — a compound used to bleach wood pulp
- chlorogenic acid — a colorless crystalline acid, C 16 H 18 O 9 , that is important in plant metabolism and is purportedly responsible for the browning or blackening of cut apples, potatoes, and other fruits and vegetables.
- chondrodysplasia — (medicine) A genetic disorder characterized by short-limbed dwarfism.
- chromic chloride — a violet, crystalline compound, CrCl 3 , occurring in both water-soluble and water-insoluble forms, or a green or violet, water-soluble deliquescent compound, CrCl 3 ⋅6H 2 O: used chiefly as a mordant, in chrome-steel plating, and in the synthesis of chromium salts.
- chromic fluoride — a green, crystalline, water-insoluble powder, CrF 3 ⋅4H 2 O or CrF 3 ⋅9H 2 O: used chiefly in printing and dyeing woolens.
- chromium dioxide — a chemical compound used as a magnetic coating on cassette tapes; chromium(IV) oxide. Formula: CrO2
- chytridiomycosis — An infectious disease of amphibians caused by the chytrid fungus.
- cigarette holder — A cigarette holder is a narrow tube that you can put a cigarette into in order to hold it while you smoke it.