18-letter words containing c, h, o, n
- come down the pike — When something comes down the pike, it happens or occurs.
- come into the open — to become evident or public
- come the raw prawn — to attempt deception
- commander in chief — Also, Commander in Chief. the supreme commander of the armed forces of a nation or, sometimes, of several allied nations: The president is the Commander in Chief of the U.S. Army, Navy, and Air Force.
- commander-in-chief — A commander-in-chief is a senior officer who is in charge of all the forces in a particular area.
- commodity exchange — an exchange where commodities are traded
- common-law husband — a man considered to be a woman's husband after the couple have cohabited for several years
- commonwealth games — an event held every four years in which sportspeople from the countries of the Commonwealth compete
- community hospital — (in the US) a local hospital
- comparison shopper — an employee of a retail store hired to visit competing stores in order to gather information regarding styles, quality, prices, etc., of merchandise offered by competitors.
- comprehensibleness — The quality of being comprehensible; comprehensibility.
- computer telephony — Computer Telephone Integration
- congregate housing — a type of housing in which each individual or family has a private bedroom or living quarters but shares with other residents a common dining room, recreational room, or other facilities.
- connected subgraph — (mathematics) A connected graph consisting of a subset of the nodes and edges of some other graph.
- considered harmful — (programming, humour) A type of phrase based on the title of Edsger W. Dijkstra's famous note in the March 1968 Communications of the ACM, "Goto Statement Considered Harmful", which fired the first salvo in the structured programming wars. Amusingly, the ACM considered the resulting acrimony sufficiently harmful that it will (by policy) no longer print articles taking so assertive a position against a coding practice. In the ensuing decades, a large number of both serious papers and parodies bore titles of the form "X considered Y". The structured-programming wars eventually blew over with the realisation that both sides were wrong, but use of such titles has remained as a persistent minor in-joke.
- contact inhibition — the cessation of movement, growth, and division in cells that touch each other.
- continental shield — any of the large, low-lying areas in the Earth's crust that are composed of Precambrian crystalline rocks
- continuation sheet — (in a document) a page that continues from the one before it, containing similar information
- controllable-pitch — (of a marine or aircraft propeller) having blades whose pitch can be changed during navigation or flight; variable-pitch.
- conversation chair — an English chair of the 18th century designed to be straddled facing the back of the chair with the elbows resting on the crest rail: an English imitation of the voyeuse.
- copper naphthenate — a green salt, soluble in benzene, used as an insecticide and a wood preservative, but harmless to plants.
- cordless telephone — a portable battery-powered telephone with a short-range radio link to a fixed base unit
- cornucopian thesis — the belief that, as long as science and technology continue to advance, growth can continue for ever because these new advances create new resources
- coronation chicken — a dish of cold cooked chicken in a mild creamy curry sauce
- cot death syndrome — the unexplained sudden death of an infant during sleep
- counter-hypothesis — a proposition, or set of propositions, set forth as an explanation for the occurrence of some specified group of phenomena, either asserted merely as a provisional conjecture to guide investigation (working hypothesis) or accepted as highly probable in the light of established facts.
- countertherapeutic — Working against a therapy.
- cranial osteopathy — osteopathy that focuses on the cranium and the spine
- craniorachischisis — Lb pathology A defect of the neural tube in which both the brain and spinal cord are left open.
- creatine phosphate — phosphocreatine.
- crystal microphone — a microphone that uses a piezoelectric crystal to convert sound energy into electrical energy
- cushing's syndrome — a medical condition characterized by obesity, hypertension, excessive hair growth, etc., caused by an overactive adrenal gland or large doses of corticosteroids
- cut one's eyeteeth — to become experienced or sophisticated
- cut one's teeth on — to use at an early age or stage
- cutthroat contract — a form of contract bridge for four persons in which partners are decided by the bidding.
- cytoarchitectonics — Cytoarchitecture.
- dagwood (sandwich) — a thick sandwich with a variety of fillings, often of apparently incompatible foods
- decachlorobiphenyl — (organic compound) The fully chlorinated polychlorinated biphenyl containing ten chlorine atoms.
- dechristianization — The act of dechristianizing; the systematic removal of Christianity or Christian elements.
- dendrochronologist — One who carries out dendrochronology.
- digital technology — the branch of scientific or engineering knowledge that deals with the creation and practical use of digital or computerized devices, methods, systems, etc.: advances in digital technology.
- dispatch documents — documents sent with a parcel, etc, detailing information such as contents, delivery address, etc
- dodecadodecahedron — (geometry) A nonconvex polyhedron with twenty-four faces, thirty vertices, and sixty edges.
- double achievement — a representation of the arms of a husband beside those of his wife such that a difference of rank between them is shown.
- drinking chocolate — sweetened cocoa powder
- drop in the bucket — a deep, cylindrical vessel, usually of metal, plastic, or wood, with a flat bottom and a semicircular bail, for collecting, carrying, or holding water, sand, fruit, etc.; pail.
- duchenne dystrophy — the most common form of muscular dystrophy, usually affecting only boys
- dynamic psychology — any system of psychology that emphasizes the interaction between different motives, emotions, and drives
- each and every one — all
- echoencephalograph — a device that employs reflected ultrasonic waves to examine the position of brain structures.