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Vocabulary Builder — Essay & Answer Writing

Reversion

noun / ri-VUR-zhun / Medium
Meaning

A return to a previous state, condition, or type, especially an undesirable one

Origin / Etymology

Latin reversio, from revertere, 'to turn back'

Synonyms
Relapse Regression Recurrence
Antonyms
Progression Advancement
Example Sentence
"A live attenuated African Swine Fever vaccine carries a documented risk of reversion to virulence, in which the weakened strain regains its disease-causing capacity in the field."
🎯 UPSC Usage

Precise vocabulary for GS3 answers on vaccine science and biosafety, e.g., 'post-marketing surveillance exists specifically to detect reversion before a weakened strain re-establishes itself as a pathogen.'

Relevant Subjects
Science Tech
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