Source : Webster's Revised Unabridged Dictionary (1913)

Hymenopteran \Hy`me*nop"ter*an\, n. (Zo["o]l.)
   One of the Hymenoptera.

Source : WordNet®

hymenopteran
     n : insects having two pairs of membranous wings and an
         ovipositor specialized for stinging or piercing [syn: {hymenopterous
         insect}, {hymenopteron}, {hymenopter}]
     [also: {hymenoptera} (pl)]