1.
tube; cylinder; pipe
A hollow cylindrical object open at one or both ends, such as a tube, pipe, or barrel-like container.
A hollow cylinder open at one or both ends — a tube, pipe, or barrel-like container. Used both on its own and as a compound element.
Common collocations
- 筒状: tube-shaped; cylindrical
- 竹の筒: a length of bamboo (used as a container)
- 封筒: envelope (literally 'sealed tube')
Usage
Unrelated to the homophone 〜つつ, a grammatical suffix meaning 'while doing.'