In a way that is external to or not part of the essential nature of something.
From 'extrinsical' with the adverbial suffix '-ly,' turning the adjective into an adverb that modifies verbs, adjectives, or other adverbs.
Teachers often discuss whether students are motivated intrinsically (because they love learning) or extrinsically (for grades or rewards)—research shows intrinsic motivation usually leads to deeper learning.
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