unit (units plural )
1 n-count If you consider something as a unit, you consider it as a single, complete thing.
Agriculture was based in the past on the family as a unit.
2 n-count A unit is a group of people who work together at a specific job, often in a particular place.
...the health services research unit...
3 n-count A unit is a group within an armed force or police force, whose members fight or work together or carry out a particular task.
oft supp N
One secret military unit tried to contaminate the drinking water of the refugees..., Two small Marine units have been trapped inside the city for the last 36 hours.
4 n-count A unit is a small machine which has a particular function, often part of a larger machine.
The unit plugs into any TV set.
5 n-count A unit of measurement is a fixed standard quantity, length, or weight that is used for measuring things. The litre, the centimetre, and the ounce are all units.
6 n-count A unit is one of the parts that a textbook is divided into.
(=module)