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Pronunciation: blŭsh


  1. A sudden and brief redness of the face and neck due to emotion.
  2. In angiography, used metaphorically to describe neovascularity or, in some cases, extravasation.

[M.E., fr. O.E. blyscan,]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.