also: くろろ · くる · くるり
pivot hinge
A traditional door hinge where extensions on the top and bottom of the door fit into cavities in the frame, allowing the door to pivot. This is a specialized architectural term.
A sliding wooden bolt used to secure a door or window shut. This is a traditional architectural fitting, distinct from the pivot hinge sense. Cross-referenced with 猿 (sense 4).
See also: 猿
Old Japanese houses sometimes use pivot hinges on their doors.
After closing the rain shutters, I slid the wooden bolt to secure them firmly.
Standard kanji spelling for the pivot hinge sense; reading くるる is the most common.
Alternate reading; less common than くるる.
Shortened reading; may appear in some dialects or older texts.
Variant reading; rarely used.
The kanji 枢 originally means 'pivot' or 'hinge' and is used in architectural contexts. The various readings (くるる, くろろ, くる, くるり) are native Japanese words for traditional door fittings, but their exact derivations are uncertain.