synonyms, antonyms, definitions, examples & translations of maintain in English

English Online Dictionary. What means maintain‎? What does maintain mean?



From Middle English mayntenen, from Old French maintenir, from Late Latin manūteneō, manūtenēre (I support), from Latin manū (with the hand) + teneō (I hold).


  • IPA(key): /meɪnˈteɪn/, /mənˈteɪn/
  • Rhymes: -eɪn


maintain (third-person singular simple present maintains, present participle maintaining, simple past and past participle maintained)

  1. (obsolete, transitive) To support (someone), to back up or assist (someone) in an action. [14th-19thc.]
    • 1485, Sir Thomas Malory, chapter j, in Le Morte Darthur, book XV:
      And thenne he asked leue & wente oute of his heremytage for to mayntene his neuewe ageynst the myghty Erle / and so hit happed that this man that lyeth here dede dyd so moche by his wysedome and hardynes that the Erle was take and thre of his lordes by force of this dede man
  2. To keep up; to preserve; to uphold (a state, condition etc.). [from 14thc.]
  3. To declare or affirm (a clause) to be true; to assert. [from 15thc.]


  • (to keep up): abandon

Derived terms

  • maintainability

Related terms



  • amanitin

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