English
Pinkertonian
From Pinkerton + -ian.
Formed from Pinkerton + -ian
Proto-Celtic *dūnom ‘stronghold, rampart’
Proto-Germanic *tūną ‘enclosure’
Proto-West Germanic *tūn ‘enclosure’
Old English tūn ‘enclosure’
English Pinkerton
Today it means
adj Of or relating to the Pinkerton National Detective Agency.
Language periods are conventional ranges, not dates for this word.
Etymograph / Pinkertonian