noun
A wooden bolt that slides horizontally to lock a door or window, often found in traditional Japanese architecture. The reading くるるぎ is a specialized term; compare the more common 猿 (さる) used for a similar latch.
See also: 猿
古い蔵の戸には、枢木が取り付けられていた。
A sliding wooden bolt was attached to the door of the old storehouse.