Definitions

1. adjective

relating to or denoting a compound that contains a sulphur-hydrogen bond, especially one in which the sulphur is combined with hydrogen in the form of a hydrosulphide ion.

“The sulphydric compounds in the mine’s waste were a major environmental concern.”

2. noun

a sulphydric compound or a chemical that contains a sulphur-hydrogen bond.

“The sulphydric in the laboratory was used for various chemical reactions.”