analgesic
[an″al-je´zik] 1. relieving pain.
2. pertaining to analgesia.
3. an agent that relieves pain without causing loss of consciousness.
nonsteroidal antiinflammatory analgesic (NSAIA) nonsteroidal antiinflammatory drug.
opiate analgesic (
opioid analgesic) any of a class of compounds that bind with a number of closely related specific receptors (
opioid receptors) in the central nervous system to block the perception of pain or affect the emotional response to pain; such compounds include
opium and its derivatives, as well as a number of synthetic compounds, and are used for moderate to severe pain. Chronic administration or abuse may lead to dependence.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.