くるる・くろろ・くる・くるり

枢

表記・読み：くるる・くろろ・くる・くるり

1. 1

   pivot hinge (using extensions on the top and bottom of a door that fit into cavities in the frame)

   名詞
2. 2

   sliding wooden bolt (for holding a door or window shut)

   名詞