Definition of perniciousness Perniciousness
per•ni•cious•ness
We found 3 definitions of perniciousness from 3 different sources.
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What does perniciousness mean?
WordNet
NounPlural: perniciousnesses |
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| perniciousness - grave harmfulness or deadliness | ||
| toxicity | ||
| unwholesomeness, morbidness, morbidity the quality of being unhealthful and generally bad for you | ||
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Wiktionary 
- perniciousness (Noun)
The condition of being pernicious; destructiveness.
Part of speech
🔤- perniciousness, noun, singular of perniciousnesses.
