1. In an experimental fashion
   "this can be experimentally determined"
   - by experimentation, through an experiment

See also: experimental

• femtometer
• femtometre
• femtosecond
• femtovolt
• femur
• fen
• fen orchid
• fen orchis
• fence
• fence in
• fence line
• fence lizard
• fence mending
• fence rail
• fencelike
• fencer
• fencer's mask
• fencesitter
• fencing
• fencing mask
• fencing material
• fencing stick
• fencing sword
• fend
• fend for