radiopaque

[ rey-dee-oh-peyk ]

adjective

1. opaque to radiation; visible in x-ray photographs and under fluoroscopy ( radiotransparent ).

radiopaque

/ ˌreɪdɪəʊˈpeɪk; ˌreɪdɪəʊˈpæsɪtɪ /

adjective

1. not permitting X-rays or other radiation to pass through

Derived Forms

• radiopacity, noun

Other Words From

• ra·di·o·pac·i·ty [rey-dee-oh-, pas, -i-tee], noun

Word History and Origins

Origin of radiopaque¹

First recorded in 1925–30; radi(o)- + opaque