from The Century Dictionary.
- noun Indigestion resulting from an abnormal proportion of chlorids in the gastric juice.
Sorry, no etymologies found.
Thus it appears that four ounces of claret produced marked hypopepsia in a case of moderate hyperpepsia, whereas two ounces of brandy produced practically apepsia. "
Alcohol: A Dangerous and Unnecessary Medicine, How and Why What Medical Writers Say Martha Meir Allen 1890