Dietary

//ˈdaɪətɹi// adj, noun

Definitions

Adjective
  1. 1
    Of, or relating to diet. not-comparable

    "If you have any dietary requirements, please inform the kitchen staff."

  2. 2
    Comprising a food source. not-comparable

    "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."

Adjective
  1. 1
    of or relating to the diet wordnet
Noun
  1. 1
    A regulated diet. UK, dated

    "“[…] Do I understand that he asked for more, 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."

  2. 2
    a regulated daily food allowance wordnet

Etymology

Etymology 1

From Medieval Latin diētārius, from Latin diaetārius, from diaeta + -ārius.

Etymology 2

From Medieval Latin diētārius, from Latin diaetārius, from diaeta + -ārius.

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