In a manner that captivates, mesmerizes, or deeply fascinates; in a way that puts into a trance-like state.
From 'entrancing' (fascinating) + '-ly' (adverb suffix). Romantic and poetic formation common in 19th-century literature.
When music is 'entrancingly' beautiful, your dopamine and serotonin levels actually spike—beauty isn't subjective, it's literally a neurochemical event in your brain.
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