Radioactivity

Synonyms of radioactivity

• radiation
• nuclear radiation
• ionizing radiation

Antonyms of radioactivity

• inactivity
• stability
• non-radioactive

Collocations of radioactivity

nuclear

Frequency: 80 %

The nuclear power plant had high levels of radioactivity.

decay

Frequency: 70 %

The radioactivity of the substance was caused by its decay.

exposure

Frequency: 65 %

Long-term exposure to radioactivity can have harmful effects on health.

contamination

Frequency: 60 %

The area was evacuated due to radioactivity contamination.

isotope

Frequency: 50 %

The isotope of uranium used in the experiment had high radioactivity.

Idiomatic Expressions for radioactivity

• Phrase: radioactive decay
  Meaning: the process by which an unstable atomic nucleus loses energy by emitting radiation
  Usage: Scientists study the rate of radioactive decay to determine the age of ancient artifacts.