Definitions

1. noun

A unit of radioactivity, equivalent to 3.7 x 10^10 disintegrations per second.

“The sample emitted a curie of radiation per hour, posing a significant health risk.”

2. noun

A unit of measurement of radioactivity, named after Marie Curie.

“The scientist measured the sample’s radioactivity in curies, finding it to be highly radioactive.”

3. proper noun

A unit of measurement named after Marie Curie, used to express the radioactivity of a substance.

“The discovery of the curie unit was a significant achievement in the field of nuclear physics.”