Bellcrank

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A type of crank that changes motion through an angle, typically 90 or 180 degrees.

Etymology

From bell + crank, because of its original use in changing the vertical pull on a rope to a horizontal pull on the striker of a bell.

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