psylla | sense examples, Usage and Definition from wordnet dictionary online

Noun psylla has 1 sense

jumping plant louse, psylla, psyllid - small active cicada-like insect with hind legs adapted for leaping; feeds on plant juices
--₁ is a kind of plant louse, louse
--₁ is a member of Psyllidae, family Psyllidae, Chermidae, family Chermidae