Sul"tan (?), n. [F. sultan (cf. Sp. soldan, It. sultano, soldano), Ar. sultan sultan, dominion. Cf. Soldan.]
A ruler, or sovereign, of a Mohammedan state; specifically, the ruler of the Turks; the Padishah, or Grand Seignior; -- officially so called.
Sultan flower. Bot. See Sweet sultan, under Sweet.
© Webster 1913.