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How to Pronounce radioactive?

Correct pronunciation for the word "radioactive" is [ɹˌe͡ɪdɪə͡ʊˈaktɪv], [ɹˌe‍ɪdɪə‍ʊˈaktɪv], [ɹ_ˌeɪ_d_ɪ__əʊ_ˈa_k_t_ɪ_v].

"Radioactive" in context

Radioactive is an adjective used to describe something that contains an unstable nucleus and emits radiation. Radioactivity can come from naturally-occurring elements such as uranium and thorium, or manmade sources such as nuclear reactors and bombs. Depending on the amount and type of radiation, contact with radioactive objects can cause radiation poisoning, genetic damage, cancer and other serious illness. Radioactive fallout is the result of radiation being spread in the atmosphere, and is a concern when dealing with radioactive materials. Governments have dedicated teams and resources to containing the spread of radiation, particularly those produced by nuclear accidents.

What are similar-sounding words for radioactive?

Usage over time for radioactive:

This graph shows how "radioactive" have occurred between 1800 and 2008 in a corpus of English books.


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