|1.||a single undivided entity or whole|
|2.||any group or individual, esp when regarded as a basic element of a larger whole|
|3.||a mechanical part or integrated assembly of parts that performs a subsidiary function: a filter unit|
|4.||a complete system, apparatus, or establishment that performs a specific function: a production unit|
|5.||a subdivision of a larger military formation|
|6.||Also called: unit of measurement A standard amount of a physical quantity, such as length, mass, energy, etc, specified multiples of which are used to express magnitudes of that physical quantity: the second is a unit of time|
|7.||the amount of a drug, vaccine, etc, needed to produce a particular effect|
|8.||a standard measure used in calculating alcohol intake and its effect|
|a. (usually plural) the first position in a place-value counting system, representing a single-digit number: in the decimal system the number 27 has 7 units and 2 tens|
|b. (modifier) having a value defined as one for the system: unit vector|
|10.||maths, logic Also called: unit set a set having a single member|
|11.||short for home unit|
|12.||short for stock unit|
|13.||(NZ) a self-propelled railcar|
|[C16: back formation from |
unit u·nit (yōō'nĭt)
An entity regarded as an elementary structural or functional constituent of a whole.
A precisely specified quantity in terms of which the magnitudes of other quantities of the same kind can be stated.
The quantity of a serum, drug, or other agent necessary to produce a specific effect.