plant louse

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any of several small insects especially aphids that feed by sucking the juices from plants
• Syn:
louse
• Derivationally related forms:
lousy (for: louse)
• Hypernyms:
homopterous insect, homopteran
• Hyponyms:
aphid, adelgid, grape louse, grape phylloxera, Phylloxera vitifoleae,
jumping plant louse, psylla, psyllid, oak blight