10-letter words containing o, n, h, a
- chronogram — a phrase or inscription in which letters such as M, C, X, L, and V can be read as Roman numerals giving a date
- chrononaut — (science fiction, dated) A time-traveller.
- chrysophan — a glucoside that is bitter to the taste and yellow in colour
- chuckwagon — A wagon equipped with food and cooking utensils, as on a ranch or in a lumber camp.
- clinograph — (in mining, construction, etc.) an instrument that records the deviation of boreholes or the like from the vertical.
- co-channel — denoting or relating to a radio transmission that is on the same frequency channel as another
- coathanger — Alternative spelling of coat hanger.
- cochairman — a person who cochairs an organization
- cochampion — a joint champion
- coelacanth — a primitive marine bony fish of the genus Latimeria (subclass Crossopterygii), having fleshy limblike pectoral fins and occurring off the coast of E Africa: thought to be extinct until a living specimen was discovered in 1938
- cohabitant — a person living together with another or others
- cohabiting — to live together as if married, usually without legal or religious sanction.
- cohobating — Present participle of cohobate.
- cohobation — (dated, chemistry) The boiling of a material in a liquid with the repeated return of the distillate.
- collophane — a massive, cryptocrystalline variety of apatite that is the principal component of phosphate rock and fossil bone.
- comanchean — of or relating to the early part of the Cretaceous system and period
- comanchero — (in 19th-century New Mexico) a trader who traded with the Native American nomadic tribes such as the Comanche, Navajo, and Apache
- commandeth — (archaic) Third-person singular simple present indicative form of command.
- conchoidal — (of the fracture of minerals and rocks) having smooth shell-shaped convex and concave surfaces
- condylarth — any of the primitive ungulate mammals of the extinct order Condylarthra, from the Paleocene and Eocene epochs, having a slender body, low-crowned teeth, and five-toed feet, each toe ending in a small hoof.
- containeth — Archaic third-person singular form of contain.
- contrahent — entering into an agreement or contract
- copenhagen — the capital of Denmark, a port on Zealand and the Amager Islands on a site inhabited for some 6000 years: exports chiefly agricultural products; iron and steel works; university (1479). Pop: 501 664 (2004 est)
- corinthian — of, characteristic of, or relating to Corinth
- cornishman — a man who is a native or inhabitant of Cornwall
- cornstarch — Cornstarch is the same as cornflour.
- court hand — a style of handwriting formerly used in English law courts
- ctenophora — the phylum comprising the comb jellies.
- cyanopathy — (medicine) A disease in which the surface of the body turns blue, usually arising from a malformation of the heart, which causes an imperfect arterialization of the blood.
- cyanophyta — a phylum, or subkingdom, in the kingdom Monera, comprising the blue-green algae.
- cyanophyte — a former name for a cyanobacterium
- cynophilia — a love of dogs
- cynophobia — an irrational fear of dogs
- danish oil — a furniture oil, based on synthetic resins, that gives a soft luster.
- dauphinois — (of potatoes or other vegetables) sliced and cooked in milk, typically with a topping of cheese.
- dawn horse — eohippus.
- deaconhood — the position of a deacon
- deaconship — (in hierarchical churches) a member of the clerical order next below that of a priest.
- decahedron — a solid figure having ten plane faces
- decathlons — Plural form of decathlon.
- diachronic — of, relating to, or studying the development of a phenomenon through time; historical
- diaphanous — Diaphanous cloth is very thin and almost transparent.
- diaphoneme — (linguistics) An abstract phonological unit that represents collectively the dialectal variants of a phoneme.
- diaphonics — The doctrine of refracted sound; diacoustics.
- diaphonous — Misspelling of diaphanous.
- dictaphone — a tape recorder designed for recording dictation and later reproducing it for typing
- diophantus — 3rd century ad, Greek mathematician, noted for his treatise on the theory of numbers, Arithmetica
- disfashion — (obsolete, transitive) To disfigure.
- disharmony — lack of harmony; discord.
- dithionate — a salt of dithionic acid.