diet +‎ -ary


  • IPA(key): /ˈdaɪətɹi/, /ˈdaɪəˌtɛɹi/


dietary (not comparable)

  1. Of, or relating to diet.
  2. Comprising a food source.
    • 2016 January 21, “Choose Your Weaponry: Selective Storage of a Single Toxic Compound, Latrunculin A, by Closely Related Nudibranch Molluscs”, in PLOS ONE[1], DOI:10.1371/journal.pone.0145134:
      For example, the antitumour depsipeptide kahalalide F was isolated from the opisthobranch mollusc Elysia rufescens, and is used by both the mollusc and its dietary alga Bryopsis spp.

Derived termsEdit


dietary (plural dietaries)

  1. (Britain, dated) A regulated diet.
    • 1892, Charles Dickens, Works. Repr. of the 1st eds., with intr. and notes by C. Dickens the younger. 20 vols., page 13:
      ... after he had eaten the supper allotted by the dietary?" "He did, Sir," replied Bumble. "That boy will be hung," said the gentleman in the white waistcoat. "I know that boy will be hung." Nobody controverted the prophetic gentleman's opinion.