infinitesimal

Pronunciation:  US [ˌɪnfɪnɪˈtesɪm(ə)l] UK [.ɪnfɪnɪ'tesɪm(ə)l]
  • adj.Minimum; Trace
  • n."The number of" infinitely small
  • WebInfinitely small; Infinitesimal; The infinitely small