1. A direction in music; to be played very loudly
   - fortissimo, very loudly

Encyclopedia: Ff

• telephone kiosk
• telephone line
• telephone message
• telephone number
• telephone operator
• telephone order
• telephone plug
• telephone pole
• telephone receiver
• telephone service
• telephone set
• telephone system
• telephone unit
• telephone wire
• telephoner
• telephonic
• telephonically
• telephonist
• telephony
• telephoto
• telephoto lens
• telephotograph
• telephotography
• teleplay
• teleport