Definition of maintain in English:

maintain

Line breaks: main|tain
Pronunciation: /meɪnˈteɪn
 
, mənˈteɪn
 
/

verb

[with object]
  • 1Cause or enable (a condition or situation) to continue: the need to maintain close links between industry and schools
    More example sentences
    • It will try to ensure that the right conditions are maintained to stimulate continued growth in the sector.
    • You are able to maintain stability in professional situations and retain a position of authority!
    • Sino-Japanese cooperation will undoubtedly continue to aid in maintaining peace and stability in the Korean peninsula.
    Synonyms
    continue, keep, keep going, keep up, keep alive, keep in existence, carry on, preserve, conserve, prolong, perpetuate, sustain, bolster (up), prop up, retain, support, bear
  • 1.1Keep (something) at the same level or rate: agricultural prices will have to be maintained
    More example sentences
    • ACT is opposed to maintaining income tax rates at their present level when the Government has nearly an $8 billion surplus.
    • The rate of dextrose infusion needed to maintain stable blood glucose levels was monitored.
    • The coliseum looks unbelievably real, and I can't believe the level of detail we were able to attain while maintaining a fast frame rate.
  • 1.2Keep (a building, machine, or road) in good condition by checking or repairing it regularly: the Department for Transport is responsible for maintaining the main roads in England
    More example sentences
    • He notes that the building is maintained in good condition.
    • Neither side has the time or interest to maintain roads and buildings.
    • In the meantime it would repair and maintain the crumbling buildings.
    Synonyms
    keep in good condition, keep in repair, keep up, service, rebuild, conserve, preserve, keep intact, care for, take good care of, look after
  • 2Provide with necessities for life or existence: the allowance covers the basic costs of maintaining a child
    More example sentences
    • They were maintained under standard conditions and were fed standard food and water ad libitum.
    • The horses were maintained on this diet throughout the study.
    • Animals were maintained on a standard laboratory diet.
    Synonyms
  • 2.1Keep (a military unit) supplied with equipment and other requirements: an English garrison was maintained there in the seventeenth century
    More example sentences
    • However, like any military force today, maintaining a modern, well-equipped, and ready armed force is a challenge.
    • Please let us know of your efforts to help train and maintain the Military Intelligence Corps.
    • Each major political regime maintained its own separate military apparatus.
  • 2.2 archaic Give one’s support to; uphold: the king swears he will maintain the laws of God
    More example sentences
    • Will you to the utmost of your power maintain the laws of God?
    Synonyms

Derivatives

maintainability

Pronunciation: /-ˈbɪlɪti/
noun
More example sentences
  • Such a decision would involve many factors: cost, maintainability, and consumer preference/branding issues, among others.
  • It will entail improvements to self-defence and war-fighting capabilities and enhancement to the ship's reliability, maintainability, availability and supportability.
  • Materials, including buff-colored brick, metal panels, glass and steel, create a positive visual impact and enhance the building's maintainability.

maintainable

adjective
More example sentences
  • The JTR must be inherently reliable, maintainable, and deployable in order to minimize life cycle support costs.
  • The AD - 64D Apache Longbow is the most lethal, survivable, deployable and maintainable multimission helicopter in the world.
  • When this occurs, the TCP windows throttle back to reduce the data flow permissible to permit the TCP network to discover a new maintainable steady state.

Origin

Middle English (also in the sense 'practise an action habitually'): from Old French maintenir, from Latin manu tenere 'hold in the hand'.

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