English to English

noun (n)

• applies to nonhuman mammals: a state or interval of sexual inactivity between two periods of estrus

  terpakai untuk nonhuman mamalia: keadaan atau interval seksual yang antara dua periode estrus

  Synonym:
  anestrum, anestrus, anoestrus
  Antonym:
  estrus, heat, oestrus, rut
  

  source: wordnet30