also: きょくかん
noun
siphon; curved pipe
Refers to a bent or curved pipe, often used in plumbing or laboratory contexts. Can specifically mean a siphon.
曲管を使って水槽の水を抜いた。
I drained the water from the tank using a siphon.
この装置には曲管が使われている。
A curved pipe is used in this device.
サイフォン is the more common loanword for 'siphon' in modern Japanese, while 曲管 is a technical or descriptive term.
Compound of 曲 (curved) and 管 (pipe). The reading きょっかん is a contraction of きょくかん.