sulphostannic

from The Century Dictionary.

• See thiostannic.

from the GNU version of the Collaborative International Dictionary of English.

• adjective (Chem.) Of, pertaining to, or designating, a sulphacid of tin (more exactly called metasulphostannic acid), which is obtained as a dark brown amorphous substance, H�SnS�, forming a well-known series of salts.