sunscreen Hear it!

sunscreen definition

sun·screen (-skrēn′)

noun

  1. a substance, esp. para-aminobenzoic acid, used in tanning lotions, cosmetics, etc. to block certain ultraviolet rays of the sun and reduce the danger of sunburn
  2. such a preparation

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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