Jointworm
Pronunciation : Joint"worm`
Part of Speech : n.
Definition : Defn: The larva of a small, hymenopterous fly (Eurytoma hordei), which is found in gall-like swellings on the stalks of wheat, usually at or just above the first joint. In some parts of America it does great damage to the crop.
(Zo?l.)
Source : Webster's Unabridged Dictionary, 1913