quantum

Quantum is a specified amount or portion.

(noun)

An example of quantum is twelve sheep.

See quantum in Webster's New World College Dictionary

noun pl. quanta

quantity, or amount
a specified quantity; portion
in the quantum theory, a (or the) fixed, elemental unit, as of energy, angular momentum, etc.

Origin: L, neut. sing. of quantus, how much: see quantity

See quantum in American Heritage Dictionary 4

noun pl. quan·ta (-tə)

A quantity or amount.
A specified portion.
Something that can be counted or measured.
Physics
a. The smallest amount of a physical quantity that can exist independently, especially a discrete quantity of electromagnetic radiation.
b. This amount of energy regarded as a unit.

adjective

Relating to or based upon quantum mechanics.

Origin:

Origin: Latin

Origin: , from neuter of quantus, how great; see quantity

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