16-letter words containing a, l, d, r
- 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)
- 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
- 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
- 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
- critical damping — the minimum amount of viscous damping that results in a displaced system returning to its original position without oscillation
- critical density — the density of matter that would be required to halt the expansion of the universe
- cross-validation — a process by which a method that works for one sample of a population is checked for validity by applying the method to another sample from the same population.
- croydon facelift — the tightening effect on the skin of a woman's face caused by securing the hair at the back of the head in a tight ponytail
- crystal detector — a demodulator, used esp in microwave circuits and in early radio receivers, consisting of a thin metal wire in point contact with a semiconductor crystal
- cumberland sauce — a cold sauce made from orange and lemon juice, port, and redcurrant jelly, served with ham, game, or other meat
- curlew sandpiper — a common Eurasian sandpiper, Calidris ferruginea, having a brick-red breeding plumage and a greyish winter plumage
- cut and blow-dry — a hairdressing procedure in which the customer's hair is cut and blow-dried
- d-glyceraldehyde — an isomer of glyceraldehyde in which the OH group is on the right side of the asymmetric carbon atom.
- dangling pointer — (programming) A reference that doesn't actually lead anywhere. In C and some other languages, a pointer that doesn't actually point at anything valid. Usually this happens because it formerly pointed to something that has moved or disappeared, e.g. a heap-allocated block which has been freed and reused. Used as jargon in a generalisation of its technical meaning; for example, a local phone number for a person who has since moved is a dangling pointer.
- daylight robbery — If someone charges you a great deal of money for something and you think this is unfair or unreasonable, you can refer to this as daylight robbery.
- de broglie waves — the set of waves that represent the behaviour of an elementary particle, or some atoms and molecules, under certain conditions. The de Broglie wavelength, λ, is given by λ = h/mv, where h is the Planck constant, m the mass, and v the velocity of the particle
- de morgan's laws — (in formal logic and set theory) the principles that conjunction and disjunction, or union and intersection, are dual. Thus the negation of P & Q is equivalent to not-P or not-Q
- dead sea scrolls — a collection of manuscripts in Hebrew and Aramaic discovered in caves near the Dead Sea between 1947 and 1956. They are widely held to have been written between about 100 bc and 68 ad and provide important biblical evidence
- dear john letter — a letter from someone (esp to a man) breaking off a love affair
- decentralisation — Alternative spelling of decentralization.
- decentralization — to distribute the administrative powers or functions of (a central authority) over a less concentrated area: to decentralize the national government.
- decimal currency — a system of currency in which the monetary units are parts or powers of ten
- decimal fraction — a fraction whose denominator is some power of 10, usually indicated by a dot (decimal point or point) written before the numerator: as 0.4 = 4/10; 0.126 = 126/1000.
- declare war (on) — to make a formal declaration of being at war (with)
- definite article — The word 'the' is sometimes called the definite article.
- deflationary gap — a situation in which total spending in an economy is insufficient to buy all the output that can be produced with full employment
- deindustrialised — Simple past tense and past participle of deindustrialise.
- deindustrialized — Simple past tense and past participle of deindustrialize.
- delayed reaction — response after an interval
- deliberativeness — The state or quality of being deliberative.
- delta conversion — delta reduction