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View synonyms for paroxysmal
paroxysmal
[ par-uhk-siz-muhl, puh-rok‐ ]
adjective
- sudden and uncontrolled:
In 2 years of continuous observations, volcanic activity included minor explosions, persistent degassing, paroxysmal eruptions, and lava flows.
This region of the world is going through paroxysmal changes, and ongoing humanitarian aid is a critical need.
- Medicine/Medical. occurring periodically, especially with brief episodes; recurrent:
Paroxysmal cough was observed in 89% of the infants studied.
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Other Words From
- par·ox·ys·mal·ly adverb
- post·par·ox·ys·mal adjective
- pre·par·ox·ys·mal adjective
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Word History and Origins
Origin of paroxysmal1
First recorded in 1570–80; paroxysm ( def ) + -al 1( def )
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