IPA: /prəˈpraɪətrəs/
KK: /prəˈpraɪətrəs/
A woman who owns something or manages a business.
The proprietress of the café greeted her customers with a smile.
Proprietress → It is formed from "proprietor" (from Latin "proprietarius", meaning owner) and the suffix "-ess" (meaning female). The word "proprietress" refers to a female owner or proprietor.
Think of a female "owner" ('proprietor') when you hear "proprietress" — the '-ess' indicates that it is specifically a woman.