** Estrogen together with progesterone promotes and maintains the uterus lining in preparation for implantation of fertilized egg and maintenance of uterus function during gestation period.

** London Overground, although actual operation is undertaken by a private sector franchisee and maintenance by Network Rail.

** Docklands Light Railway: normally abbreviated DLR, this is the automatically driven light rail network in east London, although actual operation and maintenance is undertaken by a private sector franchisee.

** Feudal maintenance, system of funding armies

** Aircraft maintenance

** Car maintenance

** Railroad track maintenance

** Software maintenance

** Property maintenance

** Corrective maintenance

** Planned maintenance

** Predictive maintenance

** Preventive maintenance

** Proactive maintenance

** Reliability centered maintenance

** Value driven maintenance

** Straw may be fed as part of the roughage component of the diet to cattle or horses that are on a near maintenance level of energy requirement.

** Vishvakarman in Vedic mythology, responsible for the creation of the universe ( while in later Puranic period, Brahma, Vishnu and Shiva are for creation, maintenance and destruction, respectively )

** Norton 360, PC security and maintenance suite

** Goswina first met the Rowan when she, along with seven other young Talents, traveled to Altair for a course on Tower management and maintenance.

** Pneumatic systems tend to have long operating lives and require very little maintenance.

** Hippocampus: Required for the formation of long-term memories and implicated in maintenance of cognitive maps for navigation.

** Poor maintenance or design

** The signal box and traction maintenance depot north of the platform are both open for public viewing, allowing for an insight into the physical labour that is required to run a steam railway.

* Condition-based maintenance

* Condition-based maintenance

* Condition-based maintenance

* Condition-based maintenance