Hymenoptera

(noun) an order of insects including: bees; wasps; ants; ichneumons; sawflies; gall wasps; etc.. Synonyms: order Hymenoptera.

(noun) insects having two pairs of membranous wings and an ovipositor specialized for stinging or piercing. Synonyms: hymenopterous insect, hymenopteran, hymenopteron, hymenopter.