Japanese edit

Kanji in this term
ちょう
Jinmeiyō
つが
Grade: 2
jūbakoyomi
For pronunciation and definitions of 蝶番い – see the following entry.
蝶番ちょうつがい
[noun] hinge
[noun] joint, especially anatomical joint
Alternative spelling
蝶つがい
(This term, 蝶番い, is an alternative spelling of the above term.)