antimatter
nounfemininetécnico/ɐ̃timɐˈtɛɾjɐ/low
an·ti·ma·té·ri·a
Definition
Hypothetical substance composed of antiparticles, such as antielectrons (positrons) and antiprotons, which annihilates ordinary matter upon contact, releasing energy.
Antimatter is one of the most fascinating concepts in theoretical physics.
The collision between matter and antimatter results in a total release of energy.
ant
Common collocations
production of antimatterantimatter particlematter-antimatter collision
Etymology
Do prefixo 'anti-' (contra) + 'matéria', do latim 'materia' (matéria).