Magnum et al. (abbr.)

• Greek letters in geometry class
• Tuscany tower town
• Circle constants
• They're marked on some math tests
• Detectives, for short
• Magnum, et. al
• Greek consonants used in circle formulas
• Thomas Magnum and his peers: Abbr
• Tecs

Wikipedia Word definitions in Wikipedia
Pis is a commune in the Gers department in southwestern France .