pernicious
causing insidious harm or ruin; ruinous; injurious; hurtful: pernicious teachings;a pernicious lie.
deadly; fatal: a pernicious disease.
Obsolete. evil; wicked.
Origin of pernicious
1Other words for pernicious
Other words from pernicious
- per·ni·cious·ly, adverb
- per·ni·cious·ness, noun
- un·per·ni·cious, adjective
- un·per·ni·cious·ly, adverb
Words Nearby pernicious
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use pernicious in a sentence
He simply rode out the same blandly pernicious progressivism that elites in both parties embrace.
Even more pernicious is this: Look at who these men are actually contacting.
Heartache by the Numbers and OkCupid’s Founder Has Got Yours | Will Doig | October 6, 2014 | THE DAILY BEASTIn the case of Hollywood actresses, too, this expectation takes on an even more pernicious dimension.
Jennifer Lawrence Shouldn’t Laugh Off Her Nude Photo Hack | Samantha Allen | September 2, 2014 | THE DAILY BEASTCancer is the most pernicious, insidious, disgusting disease of life.
Pierce Brosnan’s Life After Bond: From Action Hero to Losing His Daughter to Cancer | Tim Teeman | July 2, 2014 | THE DAILY BEASTI spoke to my students about mobilizing against this pernicious threat to our civilization.
It occurs in well-marked cases of pernicious anemia and leukemia, and, much less commonly, in very severe symptomatic anemias.
A Manual of Clinical Diagnosis | James Campbell ToddIn pernicious anemia they are always greatly diminished, and an increase should exclude the diagnosis of this disease.
A Manual of Clinical Diagnosis | James Campbell ToddMegaloblasts are found in pernicious anemia, and with extreme rarity in any other condition.
A Manual of Clinical Diagnosis | James Campbell ToddPathologically, normoblasts occur in severe symptomatic anemia, leukemia, and pernicious anemia.
A Manual of Clinical Diagnosis | James Campbell ToddA few of these may be present in very marked leukocytosis or any severe blood condition, as pernicious anemia.
A Manual of Clinical Diagnosis | James Campbell Todd
British Dictionary definitions for pernicious
/ (pəˈnɪʃəs) /
wicked or malicious: pernicious lies
causing grave harm; deadly
Origin of pernicious
1Derived forms of pernicious
- perniciously, adverb
- perniciousness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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