1. Characterized by intense emotion
   "an impassioned appeal"
   - ardent, fervent, fervid, fiery, perfervid, torrid

1. To move or affect strongly with passion

See also: passionate

• flash butt welding
• flash camera
• flash in the pan
• flash lamp
• flash memory
• flash welding
• flash-forward
• flash-freeze
• flash-frozen
• flashback
• flashboard
• flashboarding
• flashbulb
• flashcard
• flasher
• flashflood
• flashgun
• flashily
• flashiness
• flashing
• flashlight
• flashlight battery
• flashlight fish
• flashover
• flashpoint