rhusma

See rusma.

rhusma (usually uncountable, plural rhusmas)

1. A mixture of caustic lime and orpiment, or tersulphide of arsenic, used in the depilation of hides.

• Edward H[enry] Knight (1877) “Rhusma”, in Knight’s American Mechanical Dictionary. […], volume (please specify |volume=I to III), New York, N.Y.: Hurd and Houghton […], →OCLC.
• “rhusma”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

• murhas, umrahs