IPA: //ˌreɪ.diˈɒl.ə.dʒi//
KK: /reɪdiˈɑlədʒi/
A field of medicine that uses radiation, such as X-rays, to diagnose and treat diseases.
She decided to specialize in radiology because she was fascinated by medical imaging techniques.
Radiology → It is formed from "radius" (from Latin, meaning ray or beam) and "-logy" (from Greek "logia", meaning study of). The word refers to the study of rays, particularly in the context of medical imaging techniques that use radiation.
Think of 'rays' ('radius') being studied ('-logy') — that's why radiology is all about the study of rays used in medical imaging.