The Oxford Thesaurus An A-Z Dictionary of Synonyms - scintillatingadj.

1) sparkling, coruscating, flashing, dazzling, gleaming, glittering, twinkling, shimmering, glistening, shining, lustrous, radiant, effulgent, brilliant, Literary nitid: Madame Irena appeared wearing a scintillating silver lam‚ gown. 2) exciting, engaging, lively, effervescent, fascinating, entrancing, stimulating, invigorating, dynamic, vivacious: I cannot remember when I last found myself in such scintillating company.