locum

/ˈloʊkəm/
noun
  1. A person who temporarily takes the place of another, especially a doctor or other professional.
    • She worked as a locum in several rural hospitals before finding a permanent position.
    • Our regular pharmacist is sick, so a locum is filling in today.
    • The clinic hired a locum to cover for the doctor on maternity leave.
Synonyms
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