LD50

1. median lethal dose.

Example Sentences

"The lowest dose we used is what you find in natural plants, the intermediate dose is similar to what you would find in some energy drinks, and the highest amount is set to be the LD50 of bees -- where half the bees fed this dose die -- so it's likely to be quite toxic for them," says Galante.

From Science Daily

In toxicology, the median lethal dose, or LD50, is the approximate dose required to kill half the animals in a population being studied.

From Salon

The LD50 for borax in rats is about 5g per kilogram of body weight.

From Salon

LD50 .003 nanograms per kilogram.

From Literature

The meter’s screen lights up: LD50 .001 nanograms per kilogram.

From Literature