proteza

1. (for teeth) dentures; denture
   Baka noću drži protezu u čaši vode. — At night Grandma keeps her dentures in a glass of water.
   Stomatolog mi je rekao da mi treba nova proteza. — The dentist told me I need new dentures.
2. (for limbs) prosthesis; artificial limb
   Posle nesreće je dobio protezu za levu nogu. — After the accident he got a prosthesis for his left leg.
3. (for straightening teeth) braces; orthodontic appliance
   Sin nosi fiksnu protezu već dve godine. — My son has been wearing braces for two years.
   Ćerka skida pokretnu protezu samo kad jede. — My daughter takes her removable braces out only when she eats.

On its own the meaning is usually clear from context: for elderly people it is typically dentures, for children and teenagers braces (fiksna proteza) or a removable plate (pokretna proteza); for limbs people often say proteza za nogu/ruku.