epithelium consisting of one or more layers of elongated cells of cylindrical or prismatic shape.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Epithelium made up of cells that are taller than they are wide and that form a single layer.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.