15-letter words containing c, h, o, i, s
- brachistochrone — the curve between two points through which a body moves under the force of gravity in a shorter time than for any other curve; the path of quickest descent
- branchiostegous — branchiostegal.
- bristol channel — an inlet of the Atlantic, between S Wales and SW England, merging into the Severn estuary. Length: about 137 km (85 miles)
- british council — an organization founded (1934) to extend the influence of British culture and education throughout the world
- british telecom — the popular name for British Telecommunications Group plc, the dominant fixed line telecommunications and broadband internet provider in the United Kingdom
- broca's aphasia — a type of aphasia caused by a lesion in Broca's area of the brain, characterized by misarticulated speech and lack of grammatical morphemes.
- bronchial tubes — the bronchi or their smaller divisions
- business school — A business school is a school or college which teaches business subjects such as economics and management.
- caernarvonshire — (until 1974) a county of NW Wales, now part of Gwynedd
- catastrophising — Present participle of catastrophise.
- catastrophizing — Present participle of catastrophize.
- catheterisation — Alternative spelling of catheterization.
- catholic school — a school that includes instruction in Roman Catholic faith in its curriculum, with teachers who are often nuns or monks
- caustic alcohol — sodium ethylate.
- chairpersonship — a person who presides over a meeting, committee, board, etc.
- chamois leather — soft cleaning cloth
- charles simonyi — (person) Microsoft programmer, most famously responsible for Hungarian Notation. Simonyi was born in Budapest in 1948, and for more than a decade was senior programmer at Microsoft in Redmond.
- charlottesville — city in central Va.: pop. 45,000
- charm offensive — If you say that someone has launched a charm offensive, you disapprove of the fact that they are being very friendly to their opponents or people who are causing problems for them.
- chef de mission — the head of a diplomatic body
- chemopsychiatry — the study and application of chemical substances in psychiatry
- chemosterilants — Plural form of chemosterilant.
- chemotaxonomist — a specialist in the field of chemotaxonomy
- chenopodiaceous — belonging to the Chenopodiaceae, formerly the goosefoot family, now considered part of the amaranth family of plants.
- chest infection — a respiratory infection mainly affecting the chest
- chicago heights — a city in NE Illinois, S of Chicago.
- chicken lobster — a young lobster weighing 1 pound (0.4 kg) or less.
- chief constable — A Chief Constable is the officer who is in charge of the police force in a particular county or area in Britain.
- chief inspector — an officer of high rank in British police forces
- children's home — care institution for minors
- children's hour — a play (1934) by Lillian Hellman.
- chimney swallow — another name for common swallow
- chinless wonder — a person, esp an upper-class one, lacking strength of character
- cholangiectasis — Dilation of the bile ducts.
- cholecystokinin — a hormone secreted by duodenal cells that stimulates the contraction of the gall bladder and secretion of pancreatic enzymes
- cholesterolemia — the presence of an abnormal amount of cholesterol in the blood.
- choral speaking — recitation of poetry, dramatic pieces, etc. by a chorus of speakers
- chorioallantois — the membrane of a fetus that is formed by the merging of the allantois and the chorion
- chorioretinitis — (medicine) An inflammation of the choroid and retina of the eye.
- christcross-row — the alphabet.
- christmas carol — a joyful hymn or religious song, celebrating the birth of Christ
- chromatic scale — a twelve-note scale including all the semitones of the octave
- chronic disease — long-term illness
- chronobiologist — A person who is involved in chronobiology.
- church slavonic — Old Church Slavonic, esp as preserved in the liturgical use of the Orthodox church
- claustrophobics — Plural form of claustrophobic.
- coachwhip snake — a slender nonvenomous snake, Masticophis flagellum, of the US
- cocktail shaker — a container in which cocktails are mixed
- communist china — China, People's Republic of.
- community chest — a fund raised by voluntary contribution for local welfare activities