ANTIMATTER


Meaning of ANTIMATTER in English

/an"tee mat'euhr, an"tuy-/ , n. Physics.

matter composed only of antiparticles, esp. antiprotons, antineutrons, and positrons.

[ 1950-55; ANTI- + MATTER ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .