Skip to Content


Pronunciation: su-presh'un


  1. Deliberately excluding from conscious thought.
  2. Arrest of the secretion of a fluid, such as urine or bile.
  3. Checking of an abnormal flow or discharge, as in suppression of a hemorrhage.
  4. The effect of a second mutation that overwrites a phenotypic change caused by a previous mutation at a different point on the chromosome.
  5. Inhibition of vision in one eye when dissimilar images fall on corresponding retinal points.
  6. The attenuation or arrest of an immune response.

[L. subprimo (subp-), pp. -pressus, to press down]

See Also: epistasis

Disclaimer: This site is designed to offer information for general educational purposes only. The health information furnished on this site and the interactive responses are not intended to be professional advice and are not intended to replace personal consultation with a qualified physician, pharmacist, or other healthcare professional. You must always seek the advice of a professional for questions related to a disease, disease symptoms, and appropriate therapeutic treatments.
© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.