Definition of "dyspeptic"

dyspeptic

/dɪsˈpɛp.tɪk/

adjective
comparative more dyspeptic, superlative most dyspeptic
1. (pathology, not comparable) Of, relating to, or having dyspepsia or indigestion.
  Quotations
  ...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.
  1838 (date written), L[etitia] E[lizabeth] L[andon], “(please specify the page)”, in Lady Anne Granard; or, Keeping up Appearances. […], volume I, London: Henry Colburn, […], published 1842, pages 272–273
2. (figuratively, comparable) Irritable or morose.
  Quotations
  Sir Maurice made a rough, dyspeptic sound, as if chewing a mint.
  2004, Alan Hollinghurst, The Line of Beauty […], 1st US edition, New York, N.Y.: Bloomsbury Publishing
noun
plural dyspeptics
1. A dyspeptic person.
  Quotations
  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.
  1951 February, Forrest H. Howard, “The Physiologic Position for Delivery”, in Northwest Medicine, volume 50, number 2, Portland, Ore.: Northwest Medical Publishing Association, page 98