Sultan \Sul"tan\, n. [F. sultan (cf. Sp. soldan, It. sultano, soldano), Ar. sult[=a]n 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.

Source: Webster's Revised Unabridged Dictionary (1913)