siphon; suction pipe
Technical term for a pipe or tube that draws liquid by suction or siphoning. Used in engineering, plumbing, and scientific contexts.
A suction pipe is attached to this device.
I drained the water from the tank using a siphon.
Compound of 吸水 (kyūsui, 'water absorption') + 管 (kan, 'pipe'). The exact historical derivation is uncertain, but the term follows standard Sino-Japanese word formation patterns.