Definitions for antiparticle
antiparticle
an·ti·par·ti·cle
Spelling: [an-tee-pahr-ti-kuh l, an-tahy-]
IPA: /ˈæn tiˌpɑr tɪ kəl, ˈæn taɪ-/
Antiparticle is a 12 letter English word.
It's valid Words with friends word worth 20 points.
You can make 1235 anagrams from letters in antiparticle (aaceiilnprtt).
Definitions for antiparticle
noun
-
a particle all of whose properties, as mass, spin, or charge, have the same magnitude as but, where appropriate, the opposite sign of a specific elementary particle; neutral pions, photons, and gravitons are considered to be their own antiparticles:
Compare antimatter, annihilation (def 3).
Origin of antiparticle
First recorded in 1930-35; anti- + particle