Stainer

stain  (stn)

v. stained, stain·ing, stains

v.tr.

1. To discolor, soil, or spot.

2. To bring into disrepute; taint or tarnish.

3. To color (glass, for example) with a coat of penetrating liquid dye or tint.

4. To treat (specimens for the microscope) with a reagent or dye that makes visible certain structures without affecting others.

v.intr.

To produce or receive discolorations.

n.

1. A discolored or soiled spot or smudge.

2. A blemish on one's moral character or reputation.

3. A liquid substance applied especially to wood that penetrates the surface and imparts a rich color.

4. A reagent or dye used for staining microscopic specimens.

---

[Middle English steinen, partly from Old French desteindre, desteign-, to deprive of color (des-, dis- + teindre, to dye from Latin tingere), and partly from Old Norse steina, to paint.]

---

staina·ble adj.

stainer n.

Synonyms: stain, blot¹, brand, stigma, taint
These nouns denote a mark of discredit or disgrace, as on one's good name: a stain on his honor; the blot of treason; the brand of cowardice; the stigma of ignominious defeat; the taint of vice.

Thesaurus

Noun

1.

stainer - a worker who stains (wood or fabric) worker - a person who works at a specific occupation; "he is a good worker"