ついしょうめつ
Meanings
Noun
Physics
1. annihilation (of particle and anti-particle)
Kanji used
opposite
extinguish
perish
Pitch accent
いしょ
うめつ
Composed of
pair; couple; antithesis; counter for items that come in pairs; counter for sets (of clothes, small furniture, utensils, etc.)
extinction; extinguishment; disappearance; annihilation