1. The displacement of any point due to the superposition of wave systems is equal to the sum of the displacements of the individual waves at that point
   - principle of superposition

Type of: principle, rule

• fireman's carry
• Firenze
• fireplace
• fireplug
• firepower
• fireproof
• firer
• fireroom
• fireside
• firestarter
• firestone
• firestorm
• firethorn
• firetrap
• firewall
• firewater
• fireweed
• firewheel tree
• firewire
• firewood
• firework
• firing
• firing chamber
• firing line
• firing mechanism