Definition of praying mantis noun from the Oxford Advanced Learner's Dictionary

 

praying mantis

 noun
noun
BrE
 
; NAmE
 
(also mantis) Invertebrates
 
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a large green insect that eats other insects. The female praying mantis often eats the male. See related entries: Invertebrates
See the Oxford Advanced American Dictionary entry: praying mantis