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opacity

Pronunciation: o-pas'i-te

Definition:

  1. A lack of transparency; an opaque or nontransparent area.
  2. On a radiograph, a more transparent area is interpreted as an opacity to x-rays in the body.
  3. Mental dullness.

[L. opacitas, shadiness]

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