any division of quantity accepted as a standard of measurement or exchange; the dollar is the United States unit of currency; a unit of wheat is a bushel; change per unit volume

[ Syn: unit of measurement ]

an individual or group or structure or other entity regarded as a structural or functional constituent of a whole; the reduced the number of units and installations; the word is a basic linguistic unit'

an organization regarded as part of a larger social group; the coach said the offensive unit did a good job; after the battle the soldier had trouble rejoining his unit

[ Syn: social unit ]

a single undivided whole; an idea is not a unit that can be moved from one brain to another'

a single undivided natural thing occurring in the composition of something else; units of nucleic acids

[ Syn: building block ]

an assemblage of parts that is regarded as a single entity; how big is that part compared to the whole?; the team is a unit

[ Syn: whole ]