LD50

noun \ ˌel-ˌdē-ˈfif-tē \

Definition of LD50

: the amount of a toxic agent (such as a poison, virus, or radiation) that is sufficient to kill 50 percent of a population of animals usually within a certain time

Origin and Etymology of ld50

lethal dose


Medical Dictionary

LD50

noun
variants: or LD50 play \ˈel-ˈdē-ˈfif-tē\

medical Definition of LD50

: the amount of a toxic agent (as a poison, virus, or radiation) that is sufficient to kill 50 percent of a population of animals usually within a certain time called also median lethal dose

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