Skip to Content


Pronunciation: mod'yu-la'shun


  1. The functional and morphologic fluctuation of cells in response to changing environmental conditions.
  2. Systematic variation in a characteristic (frequency, amplitude) of a sustained oscillation to code additional information.
  3. A change in the kinetics of an enzyme or metabolic pathway.
  4. The regulation of the rate of translation of mRNA by a modulating codon.

[L. modulor, to measure off properly]

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.