1. Used to denote the end of a proof of some proposition
   - QED

Encyclopedia: Quod erat demonstrandum

• galena
• Galenist
• Galeocerdo
• Galeocerdo cuvieri
• Galeopsis
• Galeopsis tetrahit
• Galeorhinus
• Galeorhinus zyopterus
• Galeras
• galette
• Galicia
• Galician
• Galictis vittatus
• Galiella rufa
• Galilaean
• Galilean
• Galilean satellite
• Galilean telescope
• Galilee
• Galileo
• Galileo Galilei
• Galina Sergeevna Ulanova
• Galina Ulanova
• galingale
• Galium