fractional Hear it!

fractional definition

frac·tional (frak′s̸hə nəl)

adjective

  1. of or forming a fraction or fractions
  2. very small; unimportant; insignificant
  3. Chem. designating or of any of various processes for separating the constituents of a mixture by taking advantage of differences in their solubility, boiling points, etc. fractional distillation
Also fractionary frac′·tion·ar′y

Related Forms:

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

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