Diptera
noun plural
Dip·tera
| \ ˈdip-t(ə-)rə
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Medical Definition of Diptera
: a large order of winged or rarely wingless insects (as the housefly, mosquitoes, midges, and gnats) that have the anterior wings usually functional and the posterior wings reduced to small club-shaped structures functioning as sensory flight stabilizers and that have a segmented larva often without a head, eyes, or legs