line switch
Telephony
noun
Originally, any switch for connecting a subscriber's line; now, a preselector.
Origin
Late 19th century.
- root-balled
- root beer
- root beetle
- root-bound
- root bread
- root canal
- root cap
- root cause
- root cellar
- root character
- root class
- root climber
- root collar
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- root cutter
- root cutting
- root determinative
- root digger
- root directory
- root divergence
- root doctor
- root-eater
- rootedly