antimatter
Translation
antimatter
Examples
Antimatter is the opposite of normal matter.
Antimatter is the opposite of normal matter.
When matter and antimatter meet, they annihilate.
When matter and antimatter meet, they annihilate.
Grammar Patterns
((antimatter)) a substance composed of antiparticles Antimatter is the opposite of normal matter.
Similar Words
Antonyms: matter
Etymology
From the prefix 'anti-' (against, opposite) and 'matter'.
Memory Tips
Think 'anti' as in 'opposite'. It's the opposite of matter, a concept often used in science fiction.