12-letter words containing c, h, o, a
- case history — A person's case history is the record of past events or problems that have affected them, especially their medical history.
- cash account — an account with a brokerage which stipulates that the client pays in full for any transactions, rather than being extended credit
- cash economy — an economic system, or part of one, in which financial transactions are carried out in cash rather than via direct debit, standing order, bank transfer, or credit card
- cash journal — cashbook.
- cataphoreses — Plural form of cataphoresis.
- cataphoresis — electrophoresis
- catastrophal — (rare) Catastrophic.
- catastrophes — Plural form of catastrophe.
- catastrophic — Something that is catastrophic involves or causes a sudden terrible disaster.
- catch a cold — to make a loss; lose one's investment
- catch points — railway points designed to derail a train running back in the wrong direction to prevent collision with a following train
- cathetometer — an instrument measuring minute height differences
- cathiodermie — a beauty treatment for the skin, which involves using electrotherapy
- cathode glow — a luminous region between the Aston dark space and the Crookes dark space in a vacuum tube, occurring when the pressure is low.
- cathode rays — a stream of electrons emitted from the surface of a cathode in a valve
- cathodically — in a cathodic manner, by using a cathode
- cathodograph — a picture taken using cathode rays
- caught short — having a sudden need to urinate or defecate
- cebocephalic — Exhibiting or relating to cebocephaly.
- cephalometer — an instrument for positioning the human head for X-ray examination in cephalometry
- cephalometry — measurement of the dimensions of the human head by radiography: used mainly in orthodontics
- cephalopodic — relating to or resembling a cephalopod
- ceramography — the study, analysis, and preparation of ceramic microstructures, usually for industrial use
- cerebropathy — A hypochondriacal condition verging upon insanity, occurring in those whose brains have been unduly taxed.
- chaetiferous — having bristles
- chaetognaths — Plural form of chaetognath.
- chain locker — a compartment where the chain or cable of an anchor is stowed when the anchor is raised.
- chain smoker — person: smokes heavily
- chain-smoker — A chain-smoker is a person who chain-smokes.
- chairpersons — Plural form of chairperson.
- chalazogamic — relating to the process of chalazogamy
- chalcogenide — a binary compound consisting of a chalcogen and at least one other electropositive element
- chalcography — the art of engraving on copper or brass
- chalcolithic — of or relating to a period characterized by the use of both stone and bronze implements
- chalcopyrite — a widely distributed yellow mineral consisting of a sulphide of copper and iron in tetragonal crystalline form: the principal ore of copper. Formula: CuFeS2
- chalicothere — any of various very large extinct Tertiary horselike perissodactyl mammals that had clawed feet but otherwise resembled titanotheres
- chamber tomb — a prehistoric tomb with a chamber inside it in which the body of an important person was laid to rest
- championship — A championship is a competition to find the best player or team in a particular sport.
- changchiakou — Zhangjiakou
- change color — to become pale
- change front — to redeploy (a force in the field) so that its main weight of weapons points in another direction
- change point — a point to which a foresight and backsight are taken in levelling; turning point
- change round — to place in or adopt a different or opposite position
- changearound — the act of changing to a different position
- changepocket — a small pocket or compartment for holding coins.
- channel iron — a rolled-steel bar with a U-shaped cross section
- channel port — one of the English or French ports on the English Channel
- chaos theory — a theory, applied in various branches of science, that apparently random phenomena have underlying order
- chapter book — a children's book, typically a work of fiction, of moderate length and complexity, divided into chapters and intended for readers approximately seven to ten years old
- chapter room — a room for the use of the chapter of a religious institution