ANTIMATTER


Meaning of ANTIMATTER in English

n.

Pronunciation: ' an-t ē - ˌ ma-t ə r, ' an- ˌ t ī -

Function: noun

Date: 1950

: matter composed of antiparticles

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