staining
(noun) (histology) the use of a dye to color specimens for microscopic study
staining, spotting, maculation
(noun) the act of spotting or staining something
Source: WordNet® 3.1
staining
present participle of stain
• sainting, satining
Source: Wiktionary
Stain, v. t. [imp. & p. p. Stained; p. pr. & vb. n. Staining.] Etym: [Abbrev. fr. distain.]
1. To discolor by the application of foreign matter; to make foul; to spot; as, to stain the hand with dye; armor stained with blood.
2. To color, as wood, glass, paper, cloth, or the like, by processess affecting, chemically or otherwise, the material itself; to tinge with a color or colors combining with, or penetrating, the substance; to dye; as, to stain wood with acids, colored washes, paint rubbed in, etc.; to stain glass.
3. To spot with guilt or infamy; to bring reproach on; to blot; to soil; to tarnish. Of honor void, Of innocence, of faith, of purity, Our wonted ornaments now soiled and stained. Milton.
4. To cause to seem inferior or soiled by comparison. She stains the ripest virgins of her age. Beau. & Fl. That did all other beasts in beauty stain. Spenser. Stained glass, glass colored or stained by certain metallic pigments fused into its substance, -- often used for making ornament windows.
Syn.
– To paint; dye; blot; soil; sully; discolor; disgrace; taint.
– Paint, Stain, Dye. These denote three different processes; the first mechanical, the other two, chiefly chemical. To paint a thing is so spread a coat of coloring matter over it; to stain or dye a thing is to impart color to its substance. To stain is said chiefly of solids, as wood, glass, paper; to dye, of fibrous substances, textile fabrics, etc.; the one, commonly, a simple process, as applying a wash; the other more complex, as fixing colors by mordants.
Stain, v. i.
Definition: To give or receive a stain; to grow dim.
Stain, n.
1. A discoloration by foreign matter; a spot; as, a stain on a garment or cloth. Shak.
2. A natural spot of a color different from the gound. Swift trouts, diversified with crimson stains. Pope.
3. Taint of guilt; tarnish; disgrace; reproach. Nor death itself can wholly wash their stains. Dryden. Our opinion . . . is, I trust, without any blemish or stain of heresy. Hooker.
4. Cause of reproach; shame. Sir P. Sidney.
5. A tincture; a tinge. [R.] You have some stain of soldier in you. Shak.
Syn.
– Blot; spot; taint; pollution; blemish; tarnish; color; disgrace; infamy; shame.
Source: Webster’s Unabridged Dictionary 1913 Edition
4 March 2025
(adjective) moved or operated or effected by liquid (water or oil); “hydraulic erosion”; “hydraulic brakes”
Coffee is a brewed drink prepared from roasted coffee beans, the seeds of berries from certain Coffea species. When coffee berries turn from green to bright red – indicating ripeness – they are picked, processed, and dried. Dried coffee seeds are roasted to varying degrees, depending on the desired flavor.
