Meaning & Definition of Pernicious in English
English⟶
Pernicious
/pərnɪʃəs/
adjective
1. Exceedingly harmful
synonym:
- baneful,
- deadly,
- pernicious,
- pestilent
2. Working or spreading in a hidden and usually injurious way
- "Glaucoma is an insidious disease"
- "A subtle poison"
synonym:
- insidious,
- pernicious,
- subtle