Skip to Content
Medical Term:


Pronunciation: skle'ro-tom


  1. A knife used in sclerotomy.
  2. The group of mesenchymal cells emerging from the ventromedial part of a somite and migrating toward the notochord. Sclerotomal cells from adjacent somites become merged in intersomitically located masses that are the primordia of the centra of the vertebrae.

[sclero- + G. tome, a cutting]

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