Webster’s Revised Unabridged Dictionary · 1913
Rusma
Rus′ma (rŭz′mȧ), n. [Corrupt. from Turk. khyryzma a paste used as a depilatory, fr. Gr. χρῖσμα an unguent; cf. F. rusma.] A depilatory made of orpiment and quicklime, and used by the Turks. See Rhusma.