Meaning of QUANTUM in English

QUANTUM

n.

Pronunciation: ' kwän-t ə m

Function: noun

Inflected Form: plural quan · ta \ ' kwän-t ə \

Etymology: Latin, neuter of quantus how much

Date: 1567

1 a : QUANTITY , AMOUNT b : PORTION , PART c : gross quantity : BULK

2 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)

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.