- picronigrosin
- See p. stain.
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pic·ro·ni·gro·sin (pik″ro-ni-groґsin) a solution of picric acid and nigrosin in alcohol, used as a stain.
Medical dictionary. 2011.
picronigrosin
Look at other dictionaries:
stain — 1. To discolor. 2. To color; to dye. 3. A discoloration. 4. A dye used in histologic and bacteriologic technique. 5. A procedure in which a dye or combination of dyes and reagents is used to color the constituents of cells and tissues. For… … Medical dictionary
