15-letter words containing h, o, t, a
- counterpurchase — barter, especially of products or materials between international companies or importers and exporters.
- coup de theatre — a dramatic turn of events, esp in a play
- couples therapy — a counseling procedure that attempts to improve the adaptation and adjustment of two people who form a conjugal unit.
- court christian — ecclesiastical court.
- court of arches — the court of appeal of the Province of Canterbury, formerly held under the arches of Bow Church
- craftswomanship — The body of skills, techniques, and expertise of (a) feminine craft(s).
- crashworthiness — the ability of a vehicle structure to withstand a crash
- cryoanaesthesia — Alternative spelling of cryoanesthesia.
- cryptographical — the science or study of the techniques of secret writing, especially code and cipher systems, methods, and the like. Compare cryptanalysis (def 2).
- crystallography — the science concerned with the formation, properties, and structure of crystals
- curia rhaetorum — a city in E Switzerland, capital of Graubünden canton. Pop: 32 989 (2000)
- cushion capital — a capital, used in Byzantine, Romanesque, and Norman architecture, in the form of a bowl with a square top
- cutthroat trout — a game fish (Salmo clarki) with a reddish patch under the jaw, usually found in high mountain streams near the NW North American coast
- cyanoethylation — the act of introducing a cyano-ethyl group into a compound
- cytotrophoblast — the thickened, inner part of the mammalian placenta nearest to the fetus, covering the chorion during early pregnancy
- dadchelor party — a party primarily attended by men and held to honour and present gifts to a prospective father
- dartmouth basic — (language) The original BASIC language, designed by John G. Kemeny and Thomas E. Kurtz at Dartmouth College in 1963. Dartmouth BASIC first ran on a GE 235 [date?] and on an IBM 704 on 1964-05-01. It was designed for quick and easy programming by students and beginners using Dartmouth's experimental time-sharing system. Unlike most later BASIC dialects, Dartmouth BASIC was compiled.
- day of the dead — an annual celebration to honor the spirits of the dead, observed in Mexico and other Latin American countries on November 1 and 2, concurrently with All Saints' Day and All Souls' Day.
- day of the lord — Also called Day of Yahweh. (in Old Testament eschatology) a day of final judgment. Amos 5:18–21; Ezek. 30.
- debathification — The process of removing former members of the ruling Bath party of Iraq from the military and civil office following the ousting of w Saddam Hussein.
- decatyl alcohol — decanol.
- dehydrogenating — Present participle of dehydrogenate.
- dehydrogenation — to remove hydrogen from (a compound).
- delsarte method — a theory or system devised by François Delsarte for improving musical and dramatic expression through the mastery of various bodily attitudes and gestures.
- demythification — the act of demythifying
- dephlogisticate — to reduce or remove inflammation from
- dephosphorylate — to remove a phosphate group from (an organic compound)
- derhotacization — A distortion in (or an Inability to pronounce) the sound of letter R, causing the R to be omitted as a consonant or changing /\u025d/ or /\u025a/ to /\u025c/,/\u0259/, or another vowel if a vocalic.
- dermatoglyphics — the lines forming a skin pattern, esp on the palms of the hands and soles of the feet
- dermatographism — a condition in which touching or lightly scratching the skin causes raised, reddish marks.
- dermatophytosis — a fungal infection of the skin, esp the feet
- developing bath — an amount of photographic developer into which photographic film or paper is inserted
- diaheliotropism — the tendency among plants to respond to the light of the sun by orienting their leaves perpendicular to the sun's rays, such that the upper surface of the leaves receives maximum light
- diaphototropism — growth of a plant or plant part in a direction transverse to that of the light
- diastrophically — in a diastrophic fashion
- dichloromethane — a noxious colourless liquid widely used as a solvent, e.g. in paint strippers. Formula: CH2Cl2
- dichotomisation — Alternative spelling of dichotomization.
- dichotomization — The act of dichotomizing or the thing dichotomized; classification.
- dionysius thrax — c100 b.c, Greek grammarian.
- dishabilitation — the imposition of a legal disqualification
- dithiocarbamate — any salt or ester of dithiocarbamic acid, commonly used as fungicides
- dithionous acid — an unstable dibasic acid known only in solution and in the form of dithionite salts. It is a powerful reducing agent. Formula: H2S2O4
- doctoral thesis — a thesis written as part of a doctorate
- dongola leather — a leather similar to kid, made from goatskin, sheepskin, or calfskin.
- dorsibranchiate — having branchiae or gills along the back
- doubting thomas — a person who refuses to believe without proof; skeptic. John 20:24–29.
- dougherty wagon — a horse- or mule-drawn passenger wagon having doors on the side, transverse seats, and canvas sides that can be rolled down.
- downheartedness — The characteristic of being downhearted; sadness.
- draughtproofing — Present participle of draughtproof.
- dystrophication — the process by which a body of water becomes dystrophic.