Bible Dictionaries
Copperworm

Webster's Dictionary

(1):

(n.) The ringworm.

(2):

(n.) The teredo; - so called because it injures the bottoms of vessels, where not protected by copper.

Bibliography Information
Webster, Noah. Entry for 'Copperworm'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​c/copperworm.html. 1828.