12-letter words containing i, o, a
- civilization — Civilization is the state of having an advanced level of social organization and a comfortable way of life.
- cladogenesis — adaptive evolution leading to a greater variety of species
- cladogenetic — relating to cladogenesis
- cladosporium — any of the species of fungi in the genus Cladosporium
- claims ratio — The claims ratio is the percentage of claims costs incurred in relation to the premiums earned.
- clairvoyance — the alleged power of perceiving things beyond the natural range of the senses
- clairvoyancy — the faculty of clairvoyance
- clairvoyants — Plural form of clairvoyant.
- clams casino — broiled clams topped with garlic butter, bacon, bread crumbs, etc. and served in their bottom shells
- clapboarding — Present participle of clapboard.
- clarion call — A clarion call is a strong and emotional appeal to people to do something.
- class action — A class action is a legal case brought by a group of people rather than an individual.
- classloading — (computing, Java) The dynamic loading of classes into a virtual machine, as performed by a classloader.
- claudication — limping; lameness
- claustration — the act of confining to a small space (usually a cloister)
- clavicembalo — a harpsichord.
- cleistogamic — Alternative form of cleistogamous.
- cleptomaniac — kleptomania.
- clerofascist — A cleric supporting fascism or advocating a synthesis of religion and fascism.
- clomipramine — A tricyclic, heterocyclic drug used to treat depression, anxiety and obsessive-compulsive disorder.
- clonic spasm — Pathology. a sudden, abnormal, involuntary muscular contraction, consisting of a continued muscular contraction (tonic spasm) or of a series of alternating muscular contractions and relaxations (clonic spasm)
- closed chain — any structural arrangement, used in the models and formulas of molecules, consisting of a chain of atoms that forms a closed geometric figure; ring
- closegrained — having a fine, compact grain or texture
- closing date — The closing date for a competition or offer is the final date by which entries or applications must be received.
- clotrimazole — An antifungal medication used to treat humans and animals.
- co-operative — A co-operative is a business or organization run by the people who work for it, or owned by the people who use it. These people share its benefits and profits.
- co-ordinator — a person or thing that coordinates.
- co-parenting — a divorced or separated parent who shares equally with the other parent in the custody and care of a child.
- coacervation — a reversible, emulsoid stage existing between the sol and gel formations, in which the addition of a third substance causes the separation of the sol into two immiscible liquid phases: an essential stage in the formation of proteins, antibodies, etc.
- coach driver — a person who drives a coach
- coachability — a large, horse-drawn, four-wheeled carriage, usually enclosed.
- coachbuilder — (historical) A builder of horse-drawn coaches.
- coactivation — Activation of two or more things together.
- coadaptation — the state of two or more things adapting to one another
- coal-burning — fuelled by burning coal
- coalitionism — the principle of governing by coalition
- coalitionist — An advocate of coalition or a partner in a coalition.
- coarse grain — granularity
- coast salish — (in Canada) a division of the peoples who speak Salish languages
- coat of mail — a protective garment made of linked metal rings (mail) or of overlapping metal plates; hauberk
- coat protein — any protein that is a constituent of the capsid of a virus.
- cobaltammine — any of the various complex derivatives of cobalt containing one or more molecules of ammonia bonded to the cobalt.
- cocaine bust — an arrest for the possession of cocaine
- cocarcinogen — a substance that can promote cancer when acting with other substances, but which does not promote cancer by itself
- coccidiostat — a drug used to treat coccidiosis
- coccobacilli — a spherelike bacillus.
- cochairwoman — a woman who cochairs an organization
- cochin china — a former French colony of Indochina (1862–1948): now the part of Vietnam that lies south of Phan Thiet
- cochin-china — a former state in S French Indochina: now part of Vietnam.
- cocktail bar — a bar which serves cocktails