Source : Webster's Revised Unabridged Dictionary (1913)

Entomophaga \En`to*moph"a*ga\, n. pl. [NL., fr. Gr. 'e`ntomon an
   insect + fagei^n to eat.] (Zo["o]l.)
   1. One of a group of hymenopterous insects whose larv[ae]
      feed parasitically upon living insects. See {Ichneumon},
      2.