- of or relating to a substance that is not a steroid but has certain similar physiological effects.
- any such substance, especially a nonsteroidal anti-inflammatory drug, as ibuprofen.
Origin of nonsteroidal
1960–65; non- + steroidal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for nonsteroidal
Angelika Wahner, et al. “Nonsteroidal anti-inflammatory drugs may protect against Parkinson disease.”Can Taking Aspirin Once a Day Reduce Risk of Cancer, Stroke, and More?
March 22, 2012
- Not being or containing a steroid.
- A drug or other substance not containing a steroid.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.