12-letter words containing t, r, a
- 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.
- coast ranges — series of mountain ranges along the W coast of North America, extending from Alas. to Baja California: highest peak, Mt. Logan
- coat of arms — The coat of arms of a family, town, or organization is a special design in the form of a shield that they use as a symbol of their identity.
- coat protein — any protein that is a constituent of the capsid of a virus.
- coated paper — a paper whose surface has been treated to take halftone impressions or color printing
- cobalt green — a medium, yellowish-green color.
- cock feather — the odd-coloured feather set on the shaft of an arrow at right angles to the nock
- cocktail bar — a bar which serves cocktails
- cocoa butter — a yellowish-white waxy solid that is obtained from cocoa beans and used for confectionery, soap, etc
- coconut crab — a large, terrestrial crab, Birgus latro, of islands in the South Pacific, that feeds on coconuts.
- coelenterata — the phylum comprising the coelenterates.
- coelenterate — any invertebrate of the phylum Cnidaria (formerly Coelenterata), having a saclike body with a single opening (mouth), which occurs in polyp and medusa forms. Coelenterates include the hydra, jellyfishes, sea anemones, and corals
- cogeneration — the process of generating electricity and steam from the same power plant
- cogenerators — Plural form of cogenerator.
- coir matting — a floor covering or packing material made of coir
- cold storage — If something such as food is put in cold storage, it is kept in an artificially-cooled place in order to preserve it.
- cold-hearted — A cold-hearted person does not feel any affection or sympathy towards other people.
- coleopterans — Plural form of coleopteran.
- collaborated — to work, one with another; cooperate, as on a literary work: They collaborated on a novel.
- collaborates — Third-person singular simple present indicative form of collaborate.
- collaborator — A collaborator is someone that you work with to produce a piece of work, especially a book or some research.
- collar point — a point midway between the heart point and top of an escutcheon.
- collaterally — In collateral relation; not lineally.
- collectorate — the office of a collector in India
- collinearity — lying in the same straight line.
- color-caster — an announcer, especially in sports, who provides supplementary information or comment.
- colorisation — The process of converting to color.
- colorization — Colorization is a technique used to add colour to old black and white films.
- colour chart — a chart with samples of paint colours
- colourations — Plural form of colouration.
- combat-ready — ready for combat
- cometography — the scientific description and recording of comets
- comfortables — Plural form of comfortable.
- commemorated — Simple past tense and past participle of commemorate.
- commemorates — Third-person singular simple present indicative form of commemorate.
- commemorator — A person who commemorates something.
- commendatory — serving to commend; expressing praise or approval
- commensurate — If the level of one thing is commensurate with another, the first level is in proportion to the second.
- commentarial — a series of comments, explanations, or annotations: a commentary on the Bible; news followed by a commentary.
- commentariat — the journalists and broadcasters who analyse and comment on current affairs
- commentaries — Plural form of commentary.
- commentators — Plural form of commentator.
- commiserated — Simple past tense and past participle of commiserate.
- commiserates — Third-person singular simple present indicative form of commiserate.
- commiserator — to feel or express sorrow or sympathy for; empathize with; pity.
- commissariat — A commissariat is a military department that is in charge of food supplies.
- common ratio — geometric ratio.
- communicator — a person who communicates, especially one skilled at conveying information, ideas, or policy to the public.