Nematocera ne·ma·to·cera uncommon noun 1. mosquitoes; fungus gnats; crane flies; gnats; sand flies Synonymssuborder Nematocera Related words Broader terms animal order Parts Diptera Part of CulicidaeCeratopogonidaeChironomidaeMycetophilidaePsychodidaeSciaridaeTipulidae WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.