Protohymenoptera

plural noun

Pro·​to·​hymenoptera

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in some classifications

: an order of extinct insects known only from the Permian and now usually included in the order Megasecoptera

protohymenopteran

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adjective or noun

protohymenopteron

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noun

protohymenopterous

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adjective

Word History

Etymology

New Latin, from prot- + Hymenoptera

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