• noun:   someone who lives at a particular place for a prolonged period or who was born there
• noun:   a physician (especially an intern) who lives in a hospital and cares for hospitalized patients under the supervision of the medical staff of the hospital

  Example: "The resident was receiving special clinical training at the hospital"

• adjective:   living in a particular place

  Example: "Resident aliens"

• adjective:   used of animals that do not migrate

Related words...