signal pad
noun
A pad of paper on which messages are written down before being sent as signals, or on which signals received are recorded.
Origin
Early 20th century; earliest use found in The Times.
- backflow
- back focus
- back-formation
- back forty
- back four
- backgammon
- back green
- background
- backgrounder
- background music
- background noise
- background radiation
- backhand
- backhanded
- backhander
- backhaul
- back-heel
- backhoe
- backhoe loader
- backing
- backing dog
- backing store
- backing track
- back in the day
- back issue