Definitions

1. adjective

Relating to, or derived from, tin.

“The stannous compounds were used in the production of tin-plated steel.”

2. adjective

Having a tin or tin-like quality.

“The stannous oxide was found in the ancient Roman artifacts.”

3. noun

A salt of tin, especially one used in the production of tin-plated steel.

“The stannous chloride was used as a reducing agent in the electroplating process.”

4. noun

A compound containing tin as a major constituent.

“The stannous oxide was used as a pigment in the ancient Egyptian art.”