nigrosine Hear it!

nigrosine definition

ni·gro·sine (nig′rə sēn′, -sin)

noun

any of a group of blue-black or black dyes used as pigments in inks, dyes, shoe polish, etc.

Etymology: < L niger, black + -os(e) + -ine

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.