1. To sacrifice.
2. To kill as a sacrificial victim, as by fire; offer in sacrifice.
3. To destroy by fire.
EX. Immolation is what comes to mind when I see something get burnt to ashes or I one-hit KO an enemy Pokémon with a fire Pokémon..By the way, the gif above is what it looks like when Infernape's ability Blaze ignites.