Associations to the word «Antimatter»

Wiktionary

ANTIMATTER, noun. (physics) Matter that is composed of the antiparticles of those that constitute normal matter.
ANTIMATTER, noun. (physics) A form of matter that has a key property, such as charge, opposite to that of ordinary matter.

Dictionary definition

ANTIMATTER, noun. Matter consisting of elementary particles that are the antiparticles of those making up normal substances.

Wise words

Words are always getting conventionalized to some secondary meaning. It is one of the works of poetry to take the truants in custody and bring them back to their right senses.
William Butler Yeats