Pronunciation: (kâr'tā"kur),[key] —n. 1. a person who is in charge of the maintenance of a building, estate, etc.; superintendent.
2. a person or group that temporarily performs the duties of an office.
3. Brit.a janitor.
4. a person who takes care of another.
—adj. involving the temporary performance of the duties of an office: a caretaker government.