ra·di·ol·o·gy (rāˌdē-ŏlˈə-jē)

1. The branch of medicine that makes diagnostic images of anatomic structures through the use of electromagnetic radiation or sound waves and that treats disease through the use of radioactive compounds. Radiological imaging techniques include x-rays, CAT scans, PET scans, MRIs, and ultrasonograms.
2. The use of radiation for the scientific examination of material structures; radioscopy.

Related Forms:

• raˌdi·o·logˈi·cal (-ə-lŏjˈĭ-kəl), raˌdi·o·logˈic (-lŏjˈĭk) adjective

Related Forms:

• raˌdi·olˈo·gist noun