15-letter words containing i, n, s, o
- bristol fashion — clean and neat, with newly painted and scrubbed surfaces, brass polished, etc
- british council — an organization founded (1934) to extend the influence of British culture and education throughout the world
- bronchial tubes — the bronchi or their smaller divisions
- bronze diabetes — hemochromatosis.
- brother-in-arms — a fellow soldier or comrade in a shared struggle
- brownfield site — a disused site envisaged for redevelopment
- buffer solution — a solution to which a salt of a weak acid or base has been added
- bulimia nervosa — a disorder characterized by compulsive overeating followed by vomiting: sometimes associated with anxiety about gaining weight
- bureau of mines — a division of the Department of the Interior, created in 1910, that studies the nation's mineral resources and inspects mines.
- business double — a double made to increase the penalty points earned when a player believes the opponents cannot make their bid.
- business office — the office where the financial transactions, bookkeeping, etc. for a firm or institution are carried on
- business person — Business people are people who work in business.
- 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
- cairngorm-stone — smoky quartz.
- caisson disease — decompression sickness
- california rose — a cultivated variety of a bindweed, Calystegia hederacea, having showy, double, rose-colored flowers.
- canadian forces — the official name for the military forces of Canada
- canisterization — the process of putting (something) into a canister or canisters
- cannibalisation — Alternative form of cannibalization.
- capitalizations — Plural form of capitalization.
- capitulationism — advocacy or approval of capitulation.
- capitulationist — advocacy or approval of capitulation.
- carcinosarcomas — Plural form of carcinosarcoma.
- cardinal points — the four main points of the compass: north, south, east, and west
- cardinal vowels — a set of theoretical vowel sounds, based on the shape of the mouth needed to articulate them, that can be used to classify the vowel sounds of any speaker in any language
- carnivorousness — flesh-eating: A dog is a carnivorous animal.
- cartesian doubt — willful suspension of all interpretations of experience that are not absolutely certain: used as a method of deriving, by elimination of such uncertainties, axioms upon which to base theories.
- cartier-bresson — Henri (ɑ̃ri). 1908–2004, French photographer
- casement-window — a window sash opening on hinges that are generally attached to the upright side of its frame.
- cast aspersions — If you cast aspersions on someone or something, you suggest that they are not very good in some way.
- cast-iron plant — any of several plants belonging to the genus Aspidistra, of the lily family, native to eastern Asia, especially A. eliator, having large evergreen leaves often striped with white, and grown as a houseplant.
- castanospermine — a substance obtained from the Australian chestnut or black bean tree
- castrametations — Plural form of castrametation.
- catastrophising — Present participle of catastrophise.
- catastrophizing — Present participle of catastrophize.
- categoricalness — The quality of being categorical, positive, or absolute.
- categorisations — Plural form of categorisation.
- categorizations — Plural form of categorization.
- catheterisation — Alternative spelling of catheterization.
- cause of action — the facts alleged in a complaint, upon which is based the plaintiff's right to a legal remedy in a court of law
- cell disruption — Cell disruption is when a biological material becomes smaller to release proteins and enzymes.
- centrosymmetric — having symmetry with a central point
- ceremoniousness — The state of being ceremonious.
- chairpersonship — a person who presides over a meeting, committee, board, etc.
- 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.
- 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
- chemosterilants — Plural form of chemosterilant.
- chemotaxonomist — a specialist in the field of chemotaxonomy