The Only Use

provincial
in
The Importance of Being Earnest
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The fact is constantly mentioned in the more expensive monthly magazines, and has reached the provincial pulpits, I am told; and my ideal has always been to love some one of the name of Ernest.†
Act 1

Definitions:

(1) (provincial as in: the provincial license)
of a province (a geographic administrative area); or related to parts of the country that are outside of major cities
(2) (provincial as in: provincial attitude)
unsophisticated (meant disapprovingly to refer to old-fashioned or narrow-minded attitudes and ideas)

This meaning originated as a pejorative term for ideas held in the provinces that were considered old-fashioned or uninformed by many who lived in the capital city.
(3) (meaning too rare to warrant focus)
French Provincial refers to a style of architecture, furniture, or design that originated in the French countryside in the 17th and 18th centuries.