Definition of Zygoptera
: a suborder of Odonata comprising forms that are distinguished from the typical dragonflies by a slenderer elongated body, by narrow equal wings held upright in repose, and by aquatic larvae that have a pair of paddle-shaped tracheal gills at the apex of the abdomen — see damselfly — compare anisoptera
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zygopteran
\-rən\ adjective or noun
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