English edit

Etymology edit

back +‎ worm

Noun edit

backworm (plural backworms)

  1. (obsolete) The thread-like worm found in filanders, the disease of hawks.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for backworm”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)