Ablaze has 6 different meanings across 1 category:
Adjective
keenly excited (especially sexually) or indicating excitement
"his face all ablaze with excitement"
"he was aflame with desire"
lighted up by or as by fire or flame
"forests set ablaze (or afire) by lightning"
"even the car's tires were aflame"
"a night aflare with fireworks"
"candles alight on the tables"
"houses on fire"
resembling flame in brilliance or color
"maple trees ablaze in autumn"
lighted with red light as if with flames
"streets ablaze with lighted Christmas trees"
"the inflamed clouds at sunset"
"reddened faces around the campfire"
Burning fiercely; in a blaze; on fire.
On fire; in a blaze, gleaming.
Ablaze comes from combining the prefix a- (meaning "on" or "in") with blaze (meaning "flame"). The word originally described something that is on fire.