Skip to Content
Medical Term:


Pronunciation: per'i-kar'e-on, -a


  1. The cytoplasm around the nucleus, such as that of the cell body of nerve cells.
  2. The body of the odontoblast, excluding the odontoblastic process.
  3. The cell body of the nerve cell, as distinguished from its axon and dendrites.

[peri- + G. karyon, kernel]

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