17-letter words containing l, d, r
- butterfly diagram — a graphical butterfly-shaped representation of the sunspot density on the solar disc in the 11-year sunspot cycle
- calcium hydroxide — a white crystalline slightly soluble alkali with many uses, esp in cement, water softening, and the neutralization of acid soils. Formula: Ca(OH)2
- california condor — either of two large, New World vultures of the family Cathartidae, Gymnogyps californianus (California condor) or Vultur gryphus (Andean condor) the largest flying birds in the Western Hemisphere: the California condor is almost extinct; the Andean condor is greatly reduced in number and rare in many areas.
- call-and-response — a form of interaction between a speaker and one or more listeners, in which every utterance of the speaker elicits a verbal or non-verbal response from the listener or listeners
- called to the bar — admitted to the practice of law as a barrister
- calomel electrode — a reference electrode consisting of calomel, mercury, and a solution of potassium chloride.
- canarybird flower — a nasturtium, Tropaeolum peregrinum, of Peru, having round, deeply lobed leaves and yellow flowers.
- cantilever bridge — a bridge having spans that are constructed as cantilevers and often a suspended span or spans, each end of which rests on one end of a cantilever span
- carbon disulphide — a colourless slightly soluble volatile flammable poisonous liquid commonly having a disagreeable odour due to the presence of impurities: used as an organic solvent and in the manufacture of rayon and carbon tetrachloride. Formula: CS2
- carbonyl chloride — phosgene
- cardiac glycoside — any of a group of drugs used to stimulate the heart in cases of heart failure, obtained from a number of plants, as the foxglove, squill, or yellow oleander.
- cardinal grosbeak — any of various mostly tropical American buntings, such as the cardinal and pyrrhuloxia, the males of which have brightly coloured plumage
- cardioaccelerator — a substance that increases the heart rate.
- carlos de austria — Don [dawn] /dɔn/ (Show IPA), 1545–68, eldest son of Philip II of Spain: died during imprisonment for conspiracy against his father.
- carolina moonseed — a twining woody vine, Cocculus carolinus, of the southeastern U.S., having inconspicuous flowers and showy, red fruit.
- castor and pollux — the twin sons of Leda: Pollux was fathered by Zeus, Castor by the mortal Tyndareus. After Castor's death, Pollux spent half his days with his half-brother in Hades and half with the gods in Olympus
- cathedral ceiling — a high ceiling formed by or suggesting an open-timbered roof.
- causality paradox — the hypothetical cause-and-effect of time travel and making changes in the past that would affect current actions.
- celebrity wedding — a wedding of famous people, usually reported at length in celebrity magazines
- cerebral accident — a disturbance of the blood supply to parts of the brain because of blockage or hemorrhage, causing unconsciousness, paralysis, etc.; stroke
- chanson de roland — English The Song of Roland. a chanson de geste (c1100) relating Roland's brave deeds and death at Roncesvalles and Charlemagne's revenge.
- charles de gaulle — Charles André Joseph Marie [chahrlz ahn-drey joh-zuh f muh-ree;; French sharl ahn-drey zhoh-zef ma-ree] /tʃɑrlz ˈɑn dreɪ ˈdʒoʊ zəf məˈri;; French ʃarl ɑ̃ˈdreɪ ʒoʊˈzɛf maˈri/ (Show IPA), 1890–1970, French general and statesman: president 1959–69.
- charles henry dow — Charles Henry, 1851–1902, U.S. journalist and publisher: a founder of Dow Jones company.
- charles lindbergh — Anne (Spencer) Morrow, 1906–2001, U.S. writer (wife of Charles Augustus Lindbergh).
- charles townshend — Charles, 1725–67, English politician, chancellor of the exchequer for whom the Townshend Acts are named.
- chicklet keyboard — (spelling) It's spelled "chiclet keyboard".
- child pornography — pornography using a child or children as the subject.
- chiltern hundreds — (in Britain) short for Stewardship of the Chiltern Hundreds; a nominal office that an MP applies for in order to resign his seat
- chloroacetic acid — a colourless crystalline soluble strong acid prepared by chlorinating acetic acid and used as an intermediate in the manufacture of many chemicals; monochloracetic acid. Formula: CH2ClCOOH
- chocolate soldier — a person who mistakenly believes that he or she is very powerful, important, or impressive
- church of england — The Church of England is the main church in England. It has the Queen as its head and it does not recognize the authority of the Pope.
- churchyard beetle — a blackish nocturnal ground beetle, Blaps mucronata, found in cellars and similar places
- citric acid cycle — Krebs cycle.
- ciudad del carmen — a city in SE Mexico, on the Gulf of Campeche.
- clicks and mortar — making use of traditional trading methods in conjunction with internet trading
- clicks-and-mortar — pertaining to or denoting a company that does business on the Internet and in traditional stores or offices.
- clifden nonpareil — a handsome nocturnal moth, Catocala fraxini, that is brown with bluish patches on the hindwings: related to the red underwing
- clipperton island — an uninhabited atoll in the E Pacific SW of Mexico, under French administration. Area: 6 sq km (2.3 sq miles)
- close the door on — rule out, exclude
- close-order drill — practice in formation marching and other movements, in the carrying of arms during formal marching, and in the formal handling of arms for ceremonies and guard.
- coastguard vessel — a ship used by the coastguard
- codlins-and-cream — an onagraceous plant, Epilobium hirsutum, native to Europe and Asia and introduced into North America, having purplish-red flowers and hairy stems and leaves
- coldstream guards — a guard regiment of the English royal household: formed in Coldstream, Scotland, 1659–60, and instrumental in restoring the English monarchy under Charles II.
- collateral damage — Collateral damage is accidental injury to non-military people or damage to non-military buildings which occurs during a military operation.
- colleterial gland — a paired accessory reproductive gland, present in most female insects, secreting a sticky substance that forms either the egg cases or the cement that binds the eggs to a surface
- collodion process — wet plate process.
- colloid chemistry — the study of colloids.
- color-coordinated — with all parts or elements related, blended, or matched to a particular color scheme.
- commercial credit — credit issued by a bank to a business to finance trading or manufacturing operations.
- compartmentalised — Simple past tense and past participle of compartmentalise.