Particulate radiation and Radioactivity

Particulate radiation noun - A stream of atomic or subatomic particles that may be charged positively (e.g. alpha particles) or negatively (e.g. beta particles) or not at all (e.g. neutrons).

Radioactivity and particulate radiation are semantically related. In some cases you can use "Radioactivity" instead a noun phrase "Particulate radiation".

Radioactivity noun - The spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay.

Particulate radiation and radioactivity are semantically related. Sometimes you can replace phrase "Particulate radiation" with "Radioactivity", this terms are similar.

Nearby Word: radioactive