In a manner that is sharply contrasted or distinguished from something else; with clear opposition.
From 'contradistinct' + '-ly' (adverb suffix). Forms an adverb directly from the adjective to describe actions or states characterized by sharp distinction.
English has so many ways to say 'differently'—but this word specifically means 'differently in a way that creates opposition,' showing how precise formal English can be about relationships between ideas.
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