ANTIMATTER

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

Matter consisting of elementary particles that are the antiparticles of those making up normal substances

Classified under:

Nouns denoting substances

Hypernyms ("antimatter" is a kind of...):

matter (that which has mass and occupies space)

Meronyms (substance of "antimatter"):

antiparticle (a particle that has the same mass as another particle but has opposite values for its other properties; interaction of a particle and its antiparticle results in annihilation and the production of radiant energy)

Credits