n :  one of the constituent parts into which a body, entity, or quantity is divided or marked off by or as if by natural boundaries <bronchopulmonary s>  <the affected of the colon was resected> 
, vt 1  :  to cause to undergo segmentation by division or multiplication of cells  2  :  to separate into segments .
 
 
 
Published under license with Merriam-Webster, Incorporated.  © 1997-2024.