1. By means of aircraft
   "the survey was carried out aerially"

See also: aerial

• gregarine
• Gregarinida
• gregarious
• gregariously
• gregariousness
• Gregor Mendel
• Gregorian
• Gregorian calendar
• Gregorian calendar month
• Gregorian chant
• Gregorian mode
• Gregorian telescope
• Gregory
• Gregory Goodwin Pincus
• Gregory I
• Gregory John Norman
• Gregory Nazianzen
• Gregory of Nazianzen
• Gregory Pincus
• Gregory the Great
• Gregory VII
• Gregory XII
• Gregory XIII
• Gregory XVI
• greisen