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flare

Pronunciation: flar

Definition:

  1. A gradual tapering or spreading outward.
  2. A diffuse redness of the skin extending beyond the local reaction to the application of an irritant; it is due to dilation of the arterioles and capillaries; depends upon an axon reflex set up by the liberation of a histaminelike substance in skin when injured.

See Also: triple response

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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