Definition of Notonectidae
:a family of aquatic carnivorous insects (order Hemiptera) having the back strongly convex and the hind legs long and resembling oars and habitually swimming back downward
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Notonectidae
plural noun
No·to·nec·ti·dae
\
-təˌdē
\
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Origin and Etymology of notonectidae
New Latin, from Notonecta, type genus (from 1not- + -necta swimmer, from Greek nēktēs, from nēchein to swim) + -idae
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