roentgenopaque

[ rent-guh-noh-peyk, -juh-, ruhnt- ]

adjective

1. not permitting the passage of x-rays.

roentgenopaque

/ -tjən-; ˌrɒntɡənəʊˈpeɪk; ˌrɛnt- /

adjective

1. (of a material) not allowing the transmission of X-rays

Word History and Origins

Origin of roentgenopaque¹

roentgen(o)- + opaque