D defs.my
Entry 1 sense Webster, 1913

Mantis

/măn'-tĭs/ · Man·tis · IPA /ˈmæntɪs/
01 n. Any one of numerous species of voracious orthopterous insects of the genus Mantis, and allied genera. They are predacious long-bodied larg…
  1. 1.
    Any one of numerous species of voracious orthopterous insects of the genus Mantis, and allied genera. They are predacious long-bodied large-eyed insects of warm regions, are remarkable for their slender grotesque forms, and for holding their stout anterior legs in a manner suggesting hands folded in prayer. The common American species is Mantis Carolina.(Zool.)
Phrases & compounds
Mantis shrimp — The Squilla, a tropical marine burrowing crustacean with large grasping appendages. Also called mantis crab and mantis prawn.