16-letter words containing a, d, r, i, t
- 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-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.
- 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
- 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
- cascade particle — the least massive member of the xi particle family.
- casting director — the person in charge of choosing of actors for a production
- catchwater drain — a channel cut along the edge of high ground to catch surface water from it and divert it away from low-lying ground
- 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
- central cylinder — stele (def 4).
- charged particle — an atomic particle with a positive or negative charge, as an electron, proton, or helium ion
- charmed particle — See at charmed (def 2).
- 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 psychiatry — the branch of psychiatry specializing in the treatment of children.
- childcare center — a place or business offering childcare for working parents
- chloracetic acid — chloroacetic acid.
- chlorinated lime — bleaching powder.
- christmas dinner — the main meal on Christmas day, eaten any time in the afternoon or evening
- christmas island — an island in the Indian Ocean, south of Java: administered by Singapore (1900–58), now by Australia; phosphate mining. Pop: 1496 (2013 est). Area: 135 sq km (52 sq miles)
- 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.
- circumstantiated — Simple past tense and past participle of circumstantiate.
- city of aberdeen — a council area in NE Scotland, established in 1996. Pop: 206 600 (2003 est). Area: 186 sq km (72 sq miles)
- clarified butter — butter with the water and milk solids removed, used for cooking at high temperatures without burning
- cleaning product — a detergent or other household cleaner
- clearsightedness — The property of being clearsighted.
- cloak-and-suiter — a manufacturer or seller of clothing.
- cloistered vault — a vault having the form of a number of intersecting coves.
- 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.
- code of practice — A code of practice is a set of written rules which explains how people working in a particular profession should behave.
- coleridge-taylor — Samuel. 1875–1912, British composer, best known for his trilogy of oratorios Song of Hiawatha (1898–1900)
- 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.
- commodity dollar — the unit of a proposed system of currency, that would have a fluctuating gold value determined at regular intervals on the basis of an official index of the prices of key commodities
- common partridge — a small Old World gallinaceous game bird, Perdix perdix
- community leader — a leading figure in a community
- confederationism — The advocacy of confederation as a means of government.
- confederationist — A supporter of confederation.
- considering that — You use considering that to indicate that you are thinking about a particular fact when making a judgment or giving an opinion.
- container garden — a collection of pots or other receptacles containing soil for growing plants out of doors
- contraindicating — Present participle of contraindicate.
- contraindication — Contraindications are specific medical reasons for not using a particular treatment for a medical condition in the usual way.
- contraindicative — Serving as a contraindication.
- cordon sanitaire — a guarded line serving to cut off an infected area
- corporate raider — A corporate raider is a person or organization that tries to take control of a company by buying a large number of its shares.
- cottage industry — A cottage industry is a small business that is run from someone's home, especially one that involves a craft such as knitting or pottery.