Meaning

noun United States slave and insurrectionist who in 1831 led a rebellion of slaves in Virginia; he was captured and executed (1800-1831)

noun United States endocrinologist (1892-1970)

noun English landscape painter whose treatment of light and color influenced the French impressionists (1775-1851)

originFrom Middle English turner, torner, tornere, turnere, turnare, equivalent to turn + -er. Also from Middle English turnour, tornour, tournour, turnoure, from Old French tornour, tourneour, tourneur, tornëor (“one who fashions something by turning”).

Etymology from Wiktionary, CC BY-SA 3.0