RADI-


Meaning of RADI- in English

[radi-] or radio- comb form [F, fr. L radius ray] 1: radiant energy: radiation "radioactive" "radiopaque"

2: radioactive "radioelement"

3: radium: X rays "radiotherapy"

4: radioactive isotopes esp. as produced artificially "radiocarbon"

5: radio "radiotelegraphy"

Merriam-Webster English vocab.      Английский словарь Merriam Webster.