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English definition of “desertion”

desertion

noun [C or U]     /dɪˈzɜː.ʃən/ US  /-ˈzɝː-/
the act of leaving the armed forces without permission : During the war , desertion was punishable by death . There were thousands of desertions in the last weeks of the war .figurative There have been mass desertions from (= a lot of people have left ) the party in recent months .Disloyalty, betrayal and treasonJoining or leaving the army the act of leaving someone behind in a difficult situation : Roger got his divorce on the grounds of desertion (= because his wife had left him).DepartingEnding relationships and divorce
(Definition of desertion noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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