gallfly

noun

gall·​fly ˈgȯl-ˌflī 

: an insect (such as a gall wasp) that deposits its eggs in plants causing the formation of galls in which the larvae feed

Word History

Etymology

gall entry 3 + fly entry 4

First Known Use

circa 1834, in the meaning defined above

Kids Definition

gallfly

noun

gall·​fly ˈgȯl-ˌflī 

: an insect that deposits its eggs in plants and causes galls in which the larvae feed