noun
maximum permissible dose
Technical term used in radiation protection and nuclear safety; refers to the highest amount of radiation exposure legally or medically allowed.
放射線業務従事者の最大許容線量は法律で定められている。
The maximum permissible dose for radiation workers is set by law.
Compound of 最大 (maximum), 許容 (permissible), and 線量 (dose). A straightforward technical term with no known historical irregularities.