Main Entry:

¹quan·tum

Pronunciation:

\ˈkwän-təm\

Function:

noun

Inflected Form(s):

plural quan·ta \ˈkwän-tə\

Etymology:

Latin, neuter of quantus how much

Date:

1567

1 a: quantity, amount b: portion, part c: gross quantity : bulk2 a: any of the very small increments or parcels into which many forms of energy are subdivided b: any of the small subdivisions of a quantized physical magnitude (as magnetic moment)