only 1 use
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Definitionharmful or something spreading harm — especially in a gradual or subtle way
- Just about all he could find in its favor was that it paid well and liberated children from the pernicious influence of their parents.Chapter 8 -- Lieutenant Scheisskopf (3% in)
There are no more uses of "pernicious" in Catch-22.
Typical Usage (best examples)