/ ˌæpəˈləʊdʒiə; NAmE -ˈloʊ-/ noun
( formal ) a formal written defence of your own or sb else's actions or opinions :
His book was seen as an apologia for the war.
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WORD ORIGIN
late 18th cent.: from Latin from Greek apologia a speech in one's own defence, from apo away+ -logia (see -ology ).