jointworm

joint·worm  (jointwûrm)

n.

The larva of certain wasps of the family Eurytomidae, especially of Harmolita tritici, that infest grains and cause hard swellings near the first joint of the stems.

Thesaurus

Noun

1.

jointworm - larva of chalcid flies injurious to the straw of wheat and other grains strawworm Chalcidae, Chalcididae, family Chalcidae, family Chalcididae - an arthropod family including: chalcidflies larva - the immature free-living form of most invertebrates and amphibians and fish which at hatching from the egg is fundamentally unlike its parent and must metamorphose