from The Century Dictionary and Cyclopedia

  • noun In Greek myth, a wood-nymph believed to live and die with the tree to which she was attached.
  • noun In entomology: A dryad or wood-nymph, a butterfly of the old genus Hamadryas.
  • noun In herpetology, a large, hooded, venomous Indian serpent, Naja hamadryas or Hamadryas elaps, now Ophiophagus elaps. It is related to the cobra.
  • noun In mammalogy, a large Abyssinian baboon, Cynocephalus hamadryas, with long mane and whiskers and tufted tail.



The word 'hamadryad' comes from Greek roots meaning 'together' and 'tree'.