Something that stains. / One who stains or tarnishes. / A workman who applies a stain to wood, etc.

Describing an alloy that is resistant to corrosion and discoloration. / Unmarked, spotless.

plural of stainer

Able to be stained. / Able to produce stains.

(archaic) third-person singular simple present indicative form of stain

Resistant to stains.

(transitive) To make resistant to stains.

Obsolete spelling of stained