psylla Meaning, Definition & Usage

  1. noun small active cicada-like insect with hind legs adapted for leaping; feeds on plant juices
    jumping plant louse; psyllid.

WordNet

Psyl"la noun
Etymology
NL., from Gr. a flea.
Wordforms
plural Psyllæ
Definitions
  1. (Zoöl.) Any leaping plant louse of the genus Psylla, or family Psyllidæ.

Webster 1913