cylindrical boiler
A boiler with a cylindrical shape, used in industrial or heating contexts.
An old cylindrical boiler is still used in the factory.
Contains outdated kanji 罐; rarely used in modern writing.
Compound of 円 (まる, 'round') and 缶 (かま, 'boiler'). The reading まるがま is a straightforward combination of the kun'yomi readings of the two kanji.