noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of various radio switching or filtering devices.
2. 2
   A manual gearbox designed so that the manual shift lever preselects the next gear to be used and a separate pedal is used to engage it, without needing to work a manual clutch.

Synonyms

All synonyms

partsradio receiver

Etymology

From pre- + selector.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.