Flashing or sparkling with light; glittering or shimmering brightly.
From Latin coruscans (present participle of coruscare, meaning 'to flash, glitter'). The Latin verb is possibly related to cors (heart), as in the flashing of a bright heart-like light, though the ultimate origin is uncertain.
This beautiful word was relatively rare in English until Star Wars fans encountered the planet Coruscant—now it's popping up in fantasy novels and poetry again, showing how popular culture can resurrect forgotten literary vocabulary.
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