defection

[ dih-fek-shuhn ]
/ dɪˈfɛk ʃən /

noun

desertion from allegiance, loyalty, duty, or the like; apostasy: His defection to East Germany was regarded as treasonable.
failure; lack; loss: He was overcome by a sudden defection of courage.

Origin of defection

1535–45; < Latin dēfectiōn- (stem of dēfectiō), equivalent to dēfect(us) (see defect) + -iōn- -ion

OTHER WORDS FROM defection

non·de·fec·tion, noun re·de·fec·tion, noun

Example sentences from the Web for defection

British Dictionary definitions for defection

defection
/ (dɪˈfɛkʃən) /

noun

the act or an instance of defecting
abandonment of duty, allegiance, principles, etc; backsliding
another word for defect (def. 1), defect (def. 2)