一切經音義 72.215

72.215

戶樞（齒臾反門臼也爾雅樞謂之椳郭璞曰門戶𡨰樞也廣雅樞本也樞機制動轉之主也椳音五迴反）。

戶樞 [door pivot] (Fanqie: 齒臾 [chǐ + yú, *shū*]. It is the socket of a door. The *Erya* states: 'The pivot [樞] is called 椳 [wēi].' Guo Pu says: 'It is the pivot in the doorpost.' The *Guangya* states: '樞 means the base; the pivot mechanism is what controls movement and turning.' 椳 is pronounced with the fanqie 五迴 [wǔ + huí, *wéi*]).