DICT.TW Dictionary Taiwan
18.223.195.127
Search for:
▼[Show options]
[Pronunciation] [Help] [Database Info] [Server Info]

1 definition found

From: WordNet (r) 2.0

 weakly interacting massive particle
      n : a hypothetical subatomic particle of large mass that
          interacts weakly with ordinary matter through
          gravitation; postulated as a constituent of the dark
          matter of the universe [syn: WIMP]