1. So remarkably different or sudden as to cause momentary shock or alarm
   "Sydney's startling new Opera House"; "startling news"; "startling earthquake shocks"

1. To stimulate to action
   "..startled him awake"
   - galvanize, galvanise [Brit] 
2. Move or jump suddenly, as if in surprise or alarm
   "She startled when I walked into the room"
   - jump, start

See also: startlingly, surprising

Type of: ball over, blow out of the water, floor, move, shock, take aback

Encyclopedia: Startle

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