From Latin dēprecātus, past participle of deprecari (to pray against (a present or impending evil), pray for, intercede for (that which is in danger), rarely imprecate), from de (off) + precari (to pray).


  • (UK) IPA(key): /ˈdɛp.ɹɪ.keɪt.ɪd/, /ˈdɛp.ɹə.keɪt.ɪd/


deprecated (comparative more deprecated, superlative most deprecated)

  1. Strongly disapproved of.
    • 1926, H. W. Fowler, A Dictionary of Modern English Usage, page 679:
      But much more to be deprecated than all the particular departures from idiom already mentioned is the growing notion that every monosyllabic adjective, if an adverb is to be made of it, must have a -ly clapped on to it to proclaim the fact.
  2. Belittled; insulted.
  3. (computing) Said of a function or feature planned to be phased out, but still available for use.
    Synonyms: on its way out, obsolescent; see also Thesaurus:obsolete
    • 1999, Raggett, Dave; et. al., “Conformance: requirements and recommendations”, in HTML 4.01 Specification[1], W3C:
      A deprecated element or attribute is one that has been outdated by newer constructs.
    • 2002, Callihan, Steven E., Cascading Style Sheets (CSS) by Example:
      Just because an element or attribute is deprecated doesn't mean that it can't be used on a webpage.
    Foo() has been deprecated; it outputs a debug message and then calls Foo2()
    Note that deprecated functions are not removed yet.

Related termsEdit


The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.



  1. simple past tense and past participle of deprecate