1. In a horizontal direction
   "a gallery quite often is added to make use of space vertically as well as horizontally"

See also: horizontal

• derivative
• derivative instrument
• derive
• derived
• derived function
• deriving
• derma
• dermabrasion
• Dermacentor
• Dermacentor variabilis
• dermal
• Dermaptera
• dermatitis
• Dermatobia
• Dermatobia hominis
• dermatoglyphic
• dermatoglyphics
• dermatologic
• dermatological
• dermatologist
• dermatology
• dermatome
• dermatomycosis
• dermatomyositis
• dermatophyte