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Medical Term:


Pronunciation: eks-presh'un


  1. Squeezing out; expelling by pressure.
  2. Mobility of the features giving a particular emotional significance to the face.
  3. Any act by a person.
  4. Something that manifests something else.
  5. The act of allowing information to become manifest.
  6. A mathematical function consisting of a combination of constants, variables, other functions, and mathematical operations.

Synonym(s): facies4TA

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