LD50

(toxicology) The amount of a substance required to kill half of a given population; a measure of toxicity.

Japanese Meaning

半数致死量（一定の個体群において50%を死亡させるのに必要な物質の量）

Researchers measured the LD50 of the chemical to assess its acute toxicity.

研究者たちは、その化学物質の半数致死量を測定して急性毒性を評価した。

Sense（1）

(toxicology) The amount of a substance required to kill half of a given population; a measure of toxicity.

LD50s

（ plural ）