16-letter words containing l, d, r
- charged particle — an atomic particle with a positive or negative charge, as an electron, proton, or helium ion
- charles chandler — Charles Frederick, 1836–1925, U.S. scientist, educator, and public-health expert.
- 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
- childcare worker — someone who takes care of children in return for money
- children's panel — (in Scotland) a group of representatives of relevant agencies, with the power to deal with a child under sixteen who is in criminal or family trouble. Its hearings are private and replace most of the functions of juvenile courts
- chinese calendar — the former calendar of China, in which the year consisted of 12 lunar months with an intercalary month added seven times every 19 years to reconcile the lunar year of 354 days with the solar year of 365 days, time being reckoned in 60-year cycles with the first cycle dating from 2637 b.c.
- 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.
- chlorophenol red — an acid-base indicator, C 19 H 12 Cl 2 O 5 S, that changes color from yellow to red as the acidity of a solution decreases.
- chondrodysplasia — (medicine) A genetic disorder characterized by short-limbed dwarfism.
- 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)
- 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.
- 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.
- clarified butter — butter with the water and milk solids removed, used for cooking at high temperatures without burning
- class background — a person's background with reference to social class
- cleaning product — a detergent or other household cleaner
- clearsightedness — The property of being clearsighted.
- clermont-ferrand — a city in S central France: capital of Puy-de-Dôme department; industrial centre. Pop: 140 957 (2011)
- clitoridectomies — Plural form of clitoridectomy.
- cloak-and-dagger — A cloak-and-dagger activity is one which involves mystery and secrecy.
- cloak-and-suiter — a manufacturer or seller of clothing.
- cloistered vault — a vault having the form of a number of intersecting coves.
- cluster headache — a type of recurrent headache characterized by sudden onset and intense pain on one side of the face near the eye
- cobra de capello — a cobra, Naja tripudians, that has ringlike markings on the body and exists in many varieties in S and SE Asia
- coleridge-taylor — Samuel. 1875–1912, British composer, best known for his trilogy of oratorios Song of Hiawatha (1898–1900)
- collared peccary — a piglike artiodactyl mammal, Tayassu tajacu, of forests of southern North America, Central and South America: family Tayassuidae
- college graduate — a student who has recently graduated from college
- colorado plateau — a plateau in the SW United States, in N Arizona, NW New Mexico, S Utah, and SW Colorado: location of the Grand Canyon.
- colorado springs — a city and resort in central Colorado. Pop: 370 448 (2003 est)
- 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
- community leader — a leading figure in a community
- companion ladder — a ladder that allows sailors to move up and down between the decks of the ship
- confused elderly — old and no longer having mental abilities sufficient for independent living
- constant dollars — a dollar valued according to its purchasing power in an arbitrarily set year and then adjusted for price changes in other years so that real purchasing power can be compared by giving prices as they would presumably be in the base year.
- consumer durable — Consumer durables are goods which are expected to last a long time, and are bought infrequently.
- control commands — keyed instructions conveyed to a computer by using the control key in conjunction with the standard keys
- convertible bond — a bond that can be exchanged for a fixed number of shares of the common stock of the issuing company at the holder's option.
- coromandel coast — the SE coast of India, along the Bay of Bengal, extending from Point Calimere to the mouth of the Krishna River
- corporal's guard — a squad commanded by a corporal
- corporate ladder — the hierarchy of posts with a particular corporation or corporations in general
- correction fluid — a fluid, usually white, that can be painted over a mistake in writing or typing so that the correct form can be written or typed on top
- critical damping — the minimum amount of viscous damping that results in a displaced system returning to its original position without oscillation