R1A1D2I1O1P3A1C3I1T1Y4
19 points
RADIOPACITY is validvalid
opacity to radiation [n RADIOPACITIES]
the state of being radio-opaque i.e. not allowing radio waves through [n RADIOPACITIES]
opacity to radiation [n RADIOPACITIES]
the state of being radio-opaque i.e. not allowing radio waves through [n RADIOPACITIES]