Radioactivity Unit (Noun)
Meaning
A measure of radioactivity.
Classification
Nouns denoting quantities and units of measure.
Examples
- The becquerel is the standard radioactivity unit used to measure the activity of a radioactive source.
- The curie is a radioactivity unit that was originally defined as the quantity of radium in equilibrium with one gram of radium.
- The radioactivity unit of the sievert is used to measure the biological effects of radiation on living tissue.
- The gray is a radioactivity unit that measures the absorbed dose of ionizing radiation.
- The radioactivity unit of the roentgen is used to measure the exposure of X-rays or gamma rays in air.