the abnormal absence of hydrochloric acid in the stomach.
Origin of anacidity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Absence of acidity, especially the absence of hydrochloric acid in the gastric juices.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.