a person or thing that retains.

a servant or attendant who has served a family for many years.

Also called cage , separator. Machinery . a ring separating, and moving with, balls or rollers in a bearing.

Orthodontics .

a fixed or removable device worn in the mouth to hold the teeth in their new position during the adaptive period after straightening appliances have been removed.

Prosthodontics . a part on a bridge or the like by which the bridge is attached to the natural teeth.

noun

adherents , appliance , attendant , clique , company , cortege , crew , employee , entourage , fee , followers , gang , minion , retinue , servant , staff , train