What is the meaning of the word "racine"?

Definitions:

French word for "root". NOUN
Refers to Jean Recine, a French playwright and poet, considered one of the greatest writers in French classical tragedy. NOUN
- Jean Recine's plays are masterpieces of French classical drama.
The name of a city in southwestern Wisconsin, United States, located along the shore of Lake Michigan. NOUN
- We visited Racine, Wisconsin, to try its world-famous kringles.