1. In theory; according to the assumed facts 
2. In a theoretical manner
   "he worked the problem out theoretically"

See also: theoretical

Antonym: empirically

• gauche
• gaucheness
• Gaucher's disease
• gaucherie
• gaucho
• gaud
• gaudery
• Gaudi
• Gaudi i Cornet
• gaudily
• gaudiness
• gaudy
• gauffer
• gauffering iron
• gauge
• gauge boson
• Gauguin
• Gauguinesque
• Gaul
• gauleiter
• Gaulish
• gault
• Gaultheria
• Gaultheria hispidula
• Gaultheria procumbens