Conversation so far:
When did Manorialism first appear?
Manorialism originated in the Roman villa system of the Late Roman Empire
Who used manorialism?
Rural economies used manorialism in medieval western and parts of central Europe as well as China.
How long did rural economies use Manorialism for?
Are there any other interesting aspects about this Manorialism article besides the rural economies that used it?
The word derives from traditional inherited divisions of the countryside, reassigned as local jurisdictions known as manors or seigneuries

Question: When was this word adopted?
Self-contained rewrite: When was this word Manorialism adopted?