maintenance

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.

Definitions of maintenance
  1. noun
    activity involved in maintaining something in good working order
    synonyms: care, upkeep
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    types:
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    camera care
    keeping a camera in good working order
    car care
    keeping a car in good working order
    inspection and repair, overhaul, service
    periodic maintenance on a car or machine
    pump priming
    introducing water into a pump to improve the seal and start the water flowing
    scheduled maintenance
    maintenance at a regularly scheduled time
    steam fitting
    care (installation and maintenance) of equipment for ventilating or heating or refrigerating
    oil change
    replacing dirty oil with clean
    interim overhaul
    an overhaul between the regular times for overhauling
    type of:
    fix, fixing, fixture, mend, mending, repair, reparation
    the act of putting something in working order again
  2. noun
    the act of sustaining life by food or providing a means of subsistence
    synonyms: sustainment, sustenance, sustentation, upkeep
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    type of:
    support
    the activity of providing for or maintaining by supplying with money or necessities
  3. noun
    court-ordered support paid by one spouse to another after they are separated
    synonyms: alimony
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    type of:
    support payment
    a payment made by one person for the support of another
  4. noun
    means of maintenance of a family or group
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    type of:
    bread and butter, keep, livelihood, living, support, sustenance
    the financial means whereby one lives
  5. noun
    the unauthorized interference in a legal action by a person having no interest in it (as by helping one party with money or otherwise to continue the action) so as to obstruct justice or promote unnecessary litigation or unsettle the peace of the community
    synonyms: criminal maintenance
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    type of:
    actus reus, misconduct, wrongdoing, wrongful conduct
    activity that transgresses moral or civil law
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