Meaning of sunscreen

sun•screen

Pronunciation: (sun'skrēn"), [key]
— n.
  1. a substance formulated to prevent sunburn, skin cancers, and other conditions caused by excessive exposure to the sun, usually by absorbing and reflecting ultraviolet radiation. Cf.
  2. a lotion, cream, etc., containing such a substance.
  3. a latticework or similar construction to shield a patio, atrium, or the like, from direct sunlight.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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