Pronunciation: (sum'ur-sôlt"),[key] —n. 1. an acrobatic movement, either forward or backward, in which the body rolls end over end, making a complete revolution.
2. such a movement performed in the air as part of a dive, tumbling routine, etc.
3. a complete overturn or reversal, as of opinion.
—v.i. to perform a somersault. Also,som•er•setPronunciation: (sum'ur-set"),[key]summersault, summerset.