dyspeptic

adj

1. (not-comparable)Of, relating to, or having dyspepsia or indigestion.

   “...but Lady Anne could not be deceived—in five years' time he would become dyspeptic, be surrounded by physicians, consigned to all the Badens in Germany, and think much more of a renovating draught than a beautiful young wife.”

2. (comparable, figuratively)Irritable or morose.

   “He was a sallow, dyspeptic man, with a premature shock of grey hair, attached to the stage as an occupation but not a vocation. His only passion was gambling on the race-course, which was attended with perpetual bad luck, though that appeared to act as a stimulus rather than to dampen his fervour.”

   “Sir Maurice made a rough, dyspeptic sound, as if chewing a mint.”

noun

1. A dyspeptic person.

   “Medical management of peptic ulcers is employed along with psychotherapy to greater advantage than the multitude of operations employed twenty years ago for the unfortunate dyspeptic.”

   “There is, for example, the hamburg-steak, of which the alliaceousness can seduce all but saints and the worst of dyspeptics.”