(rail transport) A train consisting of one or more self-propelled cars capable of coupling with other units of the same or similar type and still being controlled from one cab.

A standard unit of a currency, of which the value of coins or notes are multiples

A group of employees legally represented by a labor union for the purpose of negotiating terms and conditions of employment with an employer.

(semantics) Synonym of lexical item

Any of the various units to measure electricity and magnetism in the CGS (now replaced by SI) system of units; abbreviated emu, e.m.u., or EMU.

(software engineering) A software testing methodology in which individual tests (unit tests) are developed for each small part of a program.

(software, testing) An individual test in unit testing

To carry out unit testing

A department in a hospital or a rehab used for detoxification of new patients.

(pharmacology) A particular, minute unit of mass, defined differently for different substances, but so that varying substances of the same general type have the property that one international unit of the one has the same effect on the human body as one international unit of the other.