Bible Dictionaries
Porotype

Webster's Dictionary

(n.) A copy of a print, writing, etc., made by placing it upon a chemically prepared paper which is acted upon by a gas which permeates the paper of the print, writing, etc.

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