This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. The quality or condition of being toxic.

n. The degree to which a substance is toxic.

n. Degree to which a toxic substance may harm a cell or organism.

n. The quality of being toxic.

n. The quality or state of being toxic or poisonous; poisonousness.

n. The state of being toxic.

n. grave harmfulness or deadliness

n. the degree to which something is poisonous

"Life-threatening theophylline toxicity is not predictable by serum levels."

morbidness    morbidity    unwholesomeness   

venom toxicity   

toxic   

poisonousness   

Felicity    analyticity    complicity    domesticity    eccentricity    elasticity    electricity    felicity    publicity    simplicity   

dysfunction    exposure    metabolism    uptake    abnormality    hazard    inhalation    impairment    intoxication    contamination