BRILLIANT Copy link • BRILLIANT 1. splendidus (PROP. and IMPROP.): splendens: fulgens: nitens: nitidus [SYN. in BRIGHT]: micans (glitteringly bright): illustris: magnificus (IMPROP., the latter referring more to the real nature of the thing). The brilliant passages in a poem, eminentia ium (Quint.): brilliant achiavements, magnificae res gestae: facta splendida. To gain a brilliant victory, magnifice vincere. A brilliant reputation, nomen illustre. 2. s. *adamas quadratis areolis.