Nigrosine
noun
Ni·gro·sine
ˈnīgrəˌsēn,
-sə̇n
variants or nigrosine or less commonly Nigrosin or nigrosin
-sə̇n
plural -s
often capitalized
: any of several azine dyes closely related to the indulines: such as
a
or Nigrosine Base B : an oil-soluble bluish black dye obtained as the free base by heating aniline and aniline hydrochloride and nitrobenzene or nitrophenol in the presence of iron and used chiefly in coloring waxes, shoe polish, plastics, and lacquers and as wood stains
b
or Nigrosine Spirit Soluble : a chloride of the free base that is soluble in alcohol and is used similarly
c
or Nigrosine Water Soluble : a water-soluble sulfonation product of the free base or of its chloride used chiefly in dyeing leather and paper and as a biological stain
Word History
Etymology
Latin nigr-, niger black + English -ose + -ine or -in
- spinallest
- spinallier
- spinalliest
- spinally
- spinals
- spinas
- spinasterol
- spinate
- spination
- spinding sprout
- spindlage
- spindle
- spindle attachment
- spindle body
- spindle cell
- spindle oil
- spindle organ
- spindle sander
- spindle shell
- spindle sprout
- spindle stone
- spindle stromb
- spindle temper
- spindle tree
- spindle tuber