dyspeptic

First attested in 1694. From Ancient Greek δύσπεπτος (dúspeptos, “difficult to digest”), from δυσ- (dus-, “bad”) +‎ πέπτω (péptō, “I digest”).

• (Received Pronunciation) IPA^(key): /dɪsˈpɛp.tɪk/

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• Rhymes: -ɛptɪk

dyspeptic (comparative more dyspeptic, superlative most dyspeptic)

1. (pathology, not comparable) Of, relating to, or having dyspepsia or indigestion.
   • 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, OCLC 1000392275, pages 272–273:

     ...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. (figuratively, comparable) Irritable or morose.

   Synonyms: bad-tempered, bilious, irritable, morose

   • 2004, Alan Hollinghurst, The Line of Beauty, New York: Bloomsbury, OCLC 1036692193:

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

dyspeptic (plural dyspeptics)

1. A dyspeptic person.

• dyspepsia
• dyspeptically
• peptic