Definition of: quantity

(kwon′tə·tē) noun plural ·ties
1. The condition of being much.
2. That property of a thing which admits of exact measurement and numerical statement.
3. An object regarded as possessing a certain determinable magnitude, as of length, size, mass, volume, or number.
4. Electr. The strength of a current, as opposed to intensity or potential.
5. In prosody, the relative period of time, regarded as short or long, required to pronounce a syllable.
6. Music The duration of a musical note.
7. A specified, or indefinite, number of persons or things.
8. Logic The extent of a general term or proposition as applying to the whole or to a part of a class. Considered with reference to quantity, propositions are universal, as “all men are mortal,” and particular, as “some men are honest,” while with reference to conceptions quantity relates either to their extension, or to their intension or comprehension.
9. Considerable bulk or amount. [<OF quantité <L quantitas, -tatis <quantus how much, how large]