1. [ noun ] activity involved in maintaining something in good working order
Synonyms: upkeep care

"he wrote the manual on car care"

Related terms: repair overhaul pump_priming camera_care scheduled_maintenance steam_fitting car_care save
2. [ noun ] means of maintenance of a family or group
Related terms: support sustain
3. [ noun ] (business) court-ordered support paid by one spouse to another after they are separated
Synonyms: alimony
Related terms: support_payment
4. [ noun ] the act of sustaining life by food or providing a means of subsistence
Synonyms: sustentation sustainment upkeep sustenance

"they were in want of sustenance" "fishing was their main sustainment"

Related terms: support sustain
Similar spelling:   maintenon