Dictionary.com
Thesaurus.com
Synonyms

maintenance

American  
[meyn-tuh-nuhns] / ˈmeɪn tə nəns /

noun

  1. the act of maintaining.

    the maintenance of proper oral hygiene.

  2. the state of being maintained.

    the maintenance of friendly relations with England.

  3. care or upkeep, as of machinery or property.

    With proper maintenance the car will last for many years.

  4. means of upkeep, support, or subsistence; livelihood.

    to provide a comfortable maintenance.

  5. alimony or child support.

  6. Law. an officious meddling in a suit in which the meddler has no interest, by assisting either party with means to prosecute or defend it.


adjective

  1. Pharmacology, Psychiatry. administered to sustain a desired physiological or mental condition.

    maintenance dose.

maintenance British  
/ ˈmeɪntɪnəns /

noun

  1. the act of maintaining or the state of being maintained

  2. a means of support; livelihood

  3. (modifier) of or relating to the maintaining of buildings, machinery, etc

    maintenance man

  4. law (formerly unlawful) the interference in a legal action by a person having no interest in it, as by providing funds to continue the action See also champerty

  5. law a provision ordered to be made by way of periodical payments or a lump sum, as after a divorce for a spouse

  6. computing

    1. the correction or prevention of faults in hardware by a programme of inspection and the replacement of parts

    2. the removal of existing faults and the modification of software in response to changes in specification or environment

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Usage

Spelling tips for maintenance The word maintenance is hard to spell because it is spelled differently from the way it is pronounced [ meyn-tuh-nuhns ]. How to spell maintenance: To spell maintenance, break it down into three parts: main - ten - ance. The suffix -ance means roughly "action."

Other Word Forms

  • nonmaintenance noun
  • premaintenance noun
  • self-maintenance noun

Etymology

Origin of maintenance

First recorded in 1275–1325; Middle English maintenaunce, from Middle French maintenance; equivalent to maintain + -ance

Explanation

If you make sure that your house or car or even a database stays in good working condition, you are keeping up on the maintenance. Maintain, the verb related to the noun maintenance, comes from the Latin expression manu tenere meaning literally "hold in the hand," a fitting picture for this word. As well as the upkeep of machines, maintenance can be used with things that need sustaining. The maintenance of law and order is taken care of by the police. When a couple divorces, the husband is usually required to pay maintenance — financial support — to the wife.

Keep Reading on Vocabulary.com

Vocabulary lists containing maintenance

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Guests whose reservations were canceled were given false explanations such as plumbing or maintenance problems, or were sent to alternate rental locations.

From Los Angeles Times • Apr. 15, 2026

The students affected received tuition fee and maintenance loans, and in some cases childcare grants, approved by the Student Loans Company.

From BBC • Apr. 15, 2026

Each of these budget items might seem affordable, but upkeep and maintenance expenses add up.

From MarketWatch • Apr. 15, 2026

“Physical demand may recover 8 Bcf/d by next Monday, and weak spot prices and shoulder-season pipeline maintenance may limit production and discourage Canadian imports,” Eli Rubin of EBW Analytics says in a note.

From The Wall Street Journal • Apr. 13, 2026

He was locked into a maintenance role: He was a custodian for the system who was unlikely to overturn the previous judgment, even if there was compelling evidence of innocence.

From "Just Mercy" by Bryan Stevenson