• synonyms


[per-i-kar-ee-on, -uh n]
noun, plural per·i·kar·y·a [per-i-kar-ee-uh] /ˌpɛr ɪˈkær i ə/. Biology.
  1. cell body.
Show More

Origin of perikaryon

1895–1900; peri- + Greek káryon nut, kernel
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for perikaryon

Historical Examples of perikaryon

  • From the base often near its middle arises one large fibre—the axone fibre, which conducts impulses away from the perikaryon.

    Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 4


  • In some few cells the axone breaks up into branches in the immediate neighbourhood of its own perikaryon in the cortex.

perikaryon in Medicine


(pĕr′ĭ-kărē-ŏn′, -ən)
n. pl. per•i•kar•y•a (-kărē-ə)
  1. The cytoplasm of a cell, exclusive of its nucleus.
  2. The cell body of a neuron.
  3. The body of the odontoblast exclusive of the dentinal fiber.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.