(linguistics) A synonymous but not identical, coexisting form (variation) of a word, such as an accepted alternative spelling.

plural of collective investment scheme

(law) The estoppel forbidding again litigating an issue decided in a previous case with the same parties, or even with the same party being estopped.

A method of negotiation in which employees negotiate as a group with their employers, usually via a trade union

collective noun used to indicate a set of a particular number, for example, a dozen

plural of collective numeral

plural of collective number

(grammar) A numeral that signifies that several persons or things are taken definitely and unitedly together, in the sense of—both, all three, all four, etc.

(transitive) To find and put together in the same place.

(in Russia) A committee or council / (in Ancient Rome) Any of several legal associations