mercapto

[ mer-kap-toh ]

adjective

, Chemistry.

1. containing the mercapto group; sulfhydryl; thiol.

mercapto-

/ mɜːˈkæptəʊ /

combining_form

1. (in chemical compounds) indicating the presence of an HS- group

Word History and Origins

Origin of mercapto¹

First recorded in 1970–75; mercapt(an) + -o-