Search Result for "toxicity": 
Wordnet 3.0

NOUN (2)

1. the degree to which something is poisonous;

2. grave harmfulness or deadliness;
[syn: perniciousness, toxicity]

The Collaborative International Dictionary of English v.0.48:

Toxicity \Tox*ic"i*ty\, n. The quality or state of being toxic or poisonous; poisonousness. [Webster 1913 Suppl.]
WordNet (r) 3.0 (2006):

toxicity n 1: the degree to which something is poisonous 2: grave harmfulness or deadliness [syn: perniciousness, toxicity]
Moby Thesaurus II by Grady Ward, 1.0:

29 Moby Thesaurus words for "toxicity": balefulness, banefulness, communicability, contagiousness, deadliness, destructiveness, detrimentalness, harmfulness, hurtfulness, infectiousness, infectivity, injuriousness, lethality, malignance, malignancy, malignity, mischievousness, noisomeness, noxiousness, ominousness, perniciousness, poison, poisonousness, unhealthiness, venom, venomousness, viciousness, virulence, virulency