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Medical Term:


Pronunciation: in'fil-trat, in-fil'trat


  1. To perform or undergo infiltration.
  2. A cellular infiltration (1) in the lung as inferred from appearance of a localized, ill-defined opacity on a chest radiograph; commonly used to describe a shadow on a radiograph.

Synonym(s): infiltration2

[L. in + Mediev. L. filtro, pp. -atus, to strain through felt, fr. filtrum, felt]

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