deficiency of chyme.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
achymiaAn antiquated term for partial or complete lack of chyme (upper gastrointestinal secretions), which translates in the working medical parlance into achlorhydria or hypochlorhydria.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.