radiational C2 Topic:Science & Research US /ˌreɪdiˈeɪʃənəl/ UK /ˌreɪdiˈeɪʃənəl/ See IPA manual Meanings 1 adj relating to, involving, or caused by radiation The report distinguished chemical toxicity from radiational damage. Thesaurus Synonyms 1 adj · relating to, involving, or... radiativeradiation-related Word family Forms non-radiational Related forms radiationradiateirradiation Etymology From radiation + -al. It is a less common adjective than radiative and is used for effects, processes, or conditions involving radiation. Topics Science & Research External links Cambridge Dictionary Wiktionary Google Images # radiational **Type:** Word **Level:** C2 **Part of speech:** adj **IPA (US):** /ˌreɪdiˈeɪʃənəl/ **IPA (UK):** /ˌreɪdiˈeɪʃənəl/ ## Meanings 1. relating to, involving, or caused by radiation ## Examples - The report distinguished chemical toxicity from radiational damage. ## Synonyms - radiative - radiation-related ## Related Forms - radiation - radiate - irradiation ## Etymology From radiation + -al. It is a less common adjective than radiative and is used for effects, processes, or conditions involving radiation. ## Topics - Science & Research markdown