WordWeb Online

1. Keenly excited (especially sexually) or indicating excitement
   "he was aflame with desire";
   - ablaze, aroused
    
2. Flaming as it burns
   "forests set aflame by lightning"; "even the car's tires were aflame";
   - ablaze, afire [literary], aflare [rare], alight, on fire, burning, in flames

See also: lighted, lit, passionate