noun

defection

defection, desertion

The spy's defection was a major news story.

The spy's defection was a major news story.

His defection from the party was unexpected.

His defection from the party was unexpected.

defection ((from sth.)) ((to sth.)) the act of leaving a country, political party, etc. to go to another one His defection from the party was unexpected.

Synonyms: desertion, abandonment, apostasy; Antonyms: loyalty, allegiance

From Latin 'defectio' meaning 'a failing, revolt', from 'de-' (away from) + 'facere' (to do, make). Literally 'to undo' or 'to leave'.

Think of 'defect' - a flaw or problem. A defection is when someone sees a 'defect' in their group and leaves.

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