Meaning of perniciously in English

1. Pronunciation

   US accent

   How to pronounce perniciously in American English, in context ▾
   Use the controls below to browse different examples of pronunciation.

   UK accent

   How to pronounce perniciously in British English, in context ▾
   Use the controls below to browse different examples of pronunciation.

1. Adverb

   perniciously

   Definitions

   1. in a harmfully insidious manner

   Examples

   • « these drugs act insidiously »
2. 2. in a noxiously baneful way

   Examples

   • « this banefully poisoned climate »