Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
coruscate is a verb meaning "reflect brightly". It carries 2 recorded senses.
reflect brightly
“Unquarried marble sparkled on the hillside”
be lively or brilliant or exhibit virtuosity
“The musical performance sparkled”
“A scintillating conversation”
“his playing coruscated throughout the concert hall”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for coruscate come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.