radioactive

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Pronunciation[change]

(UK) IPA ^(key): /ˌreɪdioʊˈaktɪv/
(US) IPA ^(key): /ˌreɪdioʊˈæktɪv/
Audio (UK) (file)

Adjective[change]

Positive
radioactive

Comparative
more radioactive

Superlative
most radioactive

Radioactive is something which shows radioactivity.
The metal was radioactive.

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Adjectives