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Dec 4, 2016 · The meaning of RADIOACTIVE is of, caused by, or exhibiting radioactivity. How to use radioactive in a sentence.

Nov 11, 2025 · radioactivity, property exhibited by certain types of matter of emitting energy and subatomic particles spontaneously. It is, in essence, an attribute of individual atomic nuclei.

Musically, "Radioactive" is an electronic rock and alternative rock song with elements of dubstep. The song received positive reviews from critics, who praised the production, lyrics, and vocals, calling it a …

RADIOACTIVE definition: 1. having or producing powerful and dangerous energy that comes from the breaking up of atoms: 2…. Learn more.

Radioactive decay reveals a fundamental truth about matter: some atomic nuclei are inherently unstable, and over time they spontaneously emit particles or radiation to reach stability. This page describes …

Definition of radioactive adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Dec 1, 2025 · radioactive (comparative more radioactive, superlative most radioactive) Exhibiting radioactivity. quotations

If something is radioactive, it emits radiation, which usually takes the form of electromagnetic waves or fast-moving elementary particles, such as protons or neutrons.While low doses of radiation are …

Jun 10, 2025 · Radioactivity occurs when an atom has an excess of energy, mass, or both, making its nucleus unstable. To reach a lower, more stable energy level, it releases energy in the form of …