radioactivity

Questions about radioactivity

What does radioactivity mean?

radioactivity means "the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay".

How many syllables are in radioactivity?

radioactivity has 7 syllables: ra-di-o-ac-tiv-i-ty. The stress falls on "ra". In IPA it is /ˈɹeɪdioʊˌækˌtɪvəˌti/.

What is another word for radioactivity?

Close synonyms include radiation. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is radioactivity a common word?

radioactivity is banded "Familiar" — widely understood, used when the subject calls for it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.

What rhymes with radioactivity?

66 words rhyme with radioactivity. Rhymes are matched on the phonemes from the last stressed vowel onward, which is the definition a reader has in their head.