# crankshaft

Pronunciation: US say "KRANK-shaft" /ˈkɹæŋkˌʃæft/; UK say "KRANK-shahft" /ˈkɹæŋkʃɑːft/

## Noun

1. A rotating shaft with throws, parts that stick out from it, which drives a crank, is turned by one, or itself works as a crank.
   - Simple: A turning rod with parts that stick out, which turns a crank, is turned by one, or works as one.
   - _Each piston is linked to the crankshaft by a connecting rod._
   - _The machine shop regrinds worn crankshafts for vintage engines._

## Other meanings

- (verb) To deform in such a manner that part of the rod or bolt is displaced sideways, offset from the longitudinal axis of the part, but remains parallel with the part's main longitudinal axis, with the final shape somewhat resembling a crankshaft.

## Origin

A compound of crank and shaft.

Source: DictionaryAI, https://dictionaryai.com/define/crankshaft (written from Wiktionary data, CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/).