One that relaxes, as a chemical solution used on tightly curled hair to soften or loosen the curls.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "relaxer" in a sentence
"A relaxer is easier for me since I never did my hair growing up."
"The dough relaxer is aimed at those producing dough that needs to be rolled out: for a pizza base, for example."
"So I did a pizza base using 100% strong white flour (I normally combine this with 00 flour, but wanted to keep things simple), with a spoonful of the relaxer, which is just deactivated powdered yeast."