WordReference Random House Unabridged Dictionary of American English © 2025
pota′to psyl′lid,
- Insectsa tiny homopterous insect, Paratrioza cockerelli, occurring in some areas of the western U.S., western Canada, and Mexico: a serious pest to potatoes, tomatoes, eggplants, and peppers, the nymphs acting as vectors in the transmission of psyllid yellows. Also called tomato psyllid.
- 1940–45
'potato psyllid' also found in these entries (note: many are not synonyms or translations):