In a way that relates to or depends on the surrounding circumstances or setting.
From contextual + -ly. Contextual is from context + -ual, making this a triple-layered word: context (Latin textus, woven) + -ual + -ly.
Linguists and literary scholars wield this word constantly because it captures something crucial: you can't understand meaning without context, which is why the same word can mean different things in different situations—context is the invisible hand governing meaning.
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