sulfonylurea

[sŭl′fə-nĭl-yu-rēə]

n.

Any of a group of hypoglycemic drugs, such as tolbutamide, that act on the beta cells of the pancreas to increase the secretion of insulin.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.