1. Impossible to answer
   "an unanswerable argument"

See also: incontestable, incontestible

• floating-point
• floating-point notation
• floating-point number
• floating-point operation
• floating-point representation system
• floatplane
• floaty
• floc
• floccinaucinihilipilification
• floccose
• floccose chanterelle
• flocculate
• flocculation
• floccule
• flocculent
• flocculus
• floccus
• flock
• Flodden
• floe
• flog
• flog a dead horse
• flogger
• flogging
• flokati