adv. [f. BRILLIANT a. + -LY2.] In a brilliant manner, with brilliant effect; brightly, glitteringly, splendidly.
[Not in Johnson 175573.]
1761. Bath Chron., 19 March, 1/2. Will the courtly Florio, though brilliantly lolling in a splendid Equipage, enjoy the Heart-felt Happiness [etc.]?
1813. Examiner, 22 March, 186/1. The last campaign terminated not only brilliantly but gloriously.
1815. Scribbleomania, 33. True star With radiance poetic, most brilliantly clear.
1855. Macaulay, Hist. Eng., III. 615. No other large Irish town is so well cleaned, so brilliantly lighted.
1882. Pebody, Eng. Journalism, xvi. (1882), 120. He could write and write brilliantly, in clear, terse, and vigorous English.