The meaning of PERNICIOUS is highly injurious or destructive : deadly. How to use pernicious in a sentence. insidious, sinister, or pernicious? Synonym Discussion of Pernicious.

PERNICIOUS definition: 1. having a very harmful effect or influence: 2. having a very harmful effect or influence: 3…. Learn more.

adjective causing insidious harm or ruin; ruinous; injurious; hurtful. pernicious teachings; a pernicious lie. Synonyms: malicious, noxious, baneful, damaging, destructive, deleterious, …

Pernicious means harmful and subtle, such as a poison gas that causes illness in those exposed to it over the course of years. Pernicious comes from the Latin perniciosus, "destructive," …

Definition of pernicious adjective from the Oxford Advanced Learner's Dictionary. having a very harmful effect on somebody/something, especially in a way that is not easily noticed. Ageism …

If you describe something as pernicious, you mean that it is very harmful. Parents are blaming not only peer pressure but also the pernicious influence of the internet. There is a pernicious …

Pernicious definition: Tending to cause death or serious injury; deadly.

There are three meanings listed in OED's entry for the adjective pernicious. See ‘Meaning & use’ for definitions, usage, and quotation evidence. How common is the adjective pernicious? …

Sep 21, 2024 · Causing death or injury; deadly. (of a person) Insidiously villainous: intending to cause harm, especially in a subtle way. Analyzable as pernīx ("swift") + -ious. pernicious …

Some common synonyms of pernicious are baneful, deleterious, detrimental, and noxious. While all these words mean "exceedingly harmful," pernicious implies irreparable harm done through …