toxicity

(tok-SIH-sih-tee) The extent to which something is poisonous or harmful.

(tahx-SIS-uh-tee): How toxic or poisonous something is.

The extent to which a toxic compound negatively affects a given trait.

Harmful effects to an organism through exposure to a hazardous substance. Environmental exposures are primarily through inhalation, ingestion, or the skin.

The kind and amount of poison or toxic produced by a microorganism, or possessed by a chemical substance not of biological origin.