Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Producing redness, as of the skin.
  • n. A substance that irritates the skin, causing redness.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Making red.
  • n. A substance for topical application that produces redness of the skin, e.g. by dilating the capillaries.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Making red.

from The Century Dictionary and Cyclopedia

  • Making red; producing redness, as a medicinal application on the skin.
  • n. An application which causes redness or hyperemia of the skin where it is applied, as a mustard plaster.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a medicine for external application that produces redness of the skin

Etymologies

Latin rubefaciēns, rubefacient-, present participle of rubefacere, to make red : rubeus, red; see reudh- in Indo-European roots + facere, to make; see dhē- in Indo-European roots.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Latin rubefaciens, present participle of rubefacere ("to make red"). (Wiktionary)

Examples

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