1. To a great extent or degree
   "painting the room white made it seem substantially larger"; "the price went up substantially"
   - well, considerably 
2. In a strong substantial way
   "the house was substantially built"

See also: substantial

• Characeae
• characid
• Characidae
• characin
• characin fish
• Characinidae
• character
• character actor
• character assassination
• character printer
• character reference
• character set
• character witness
• character-at-a-time printer
• characterisation
• characterise
• characterisic function
• characteristic
• characteristic curve
• characteristic root of a square matrix
• characteristically
• characterization
• characterize
• characterless
• charade