Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Producing redness, as of the skin.
  • noun A substance that irritates the skin, causing redness.

from The Century Dictionary.

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

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Making red.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

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

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

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

Etymologies

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

[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.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Latin rubefaciens, present participle of rubefacere ("to make red").

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