/oh'leuh throoh"tid/ , n.
1. any of numerous brown or gray moths of the family Olethreutidae having mottled or banded wings and forewings, each with a truncated tip, including many crop pests, as the codling moth or oriental fruit moth.
adj.
2. belonging or pertaining to the family Olethreutidae.
[ Olethreutidae name of the family, equiv. to Olethreut ( es ) genus ( olethreú ( ein ) to destroy, deriv. of ólethros destruction + -tes agent suffix) + -idae -ID 2 ]