WordWeb Online

1. Causing intense interest, curiosity, or emotion
    
2. Commanding attention
   "a sensational concert--one never to be forgotten"
   - arresting, stunning
    
3. Relating to or concerned in sensation
   "the sensational cortex"
   - sensory

See also: impressive, lurid, scandalmongering, screaming, sensation, sensationalism, sensationalistic, sensationally, shocking, yellow

Antonym: unsensational

Encyclopedia: Sensational