vaulting
1. [ noun ] (architecture) a vaulted structure
Examples:

"arches and vaulting"

Related terms: structure fan_vaulting architecture
2. [ adjective ] revealing excessive self-confidence; reaching for the heights
Synonyms: overreaching
Examples:

"vaulting ambition"

Related terms: bold
3. [ noun ] (sport) a light leap by a horse in which both hind legs leave the ground before the forelegs come down
Synonyms: curvet
Related terms: dressage vault
Similar spelling:   valuation
  validness