Source : Webster's Revised Unabridged Dictionary (1913)

Homoptera \Ho*mop"te*ra\, n. pl. [NL., fr. Gr. ? the same, like
   + ? wing.] (Zo["o]l.)
   A suborder of Hemiptera, in which both pairs of wings are
   similar in texture, and do not overlap when folded, as in the
   cicada. See {Hemiptera}.

Source : WordNet®

Homoptera
     n : plant lice (aphids); whiteflies; cicadas; leafhoppers; plant
         hoppers; scale insects and mealybugs; spittle insects
         [syn: {suborder Homoptera}]