Also found in: Medical.
Affecting or acting on the vagus nerve. Used chiefly of a drug.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Physiology) physiol (of a drug) affecting the activity of the vagus nerve
2. (Pharmacology) physiol (of a drug) affecting the activity of the vagus nerve
[C20: from vag(us) + -tropic]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014