Translation guide
A paddle steamer is a steam-powered ship propelled by large paddle wheels, typically on the sides or stern. This entry covers how to refer to such vessels in Japanese.
The learner wants to refer to a paddle steamer in general, without specifying wheel location.
The standard, neutral term for a paddle steamer. Literally 'outer-wheel ship'. Used in most contexts.
The learner specifically means a paddle steamer with wheels on the sides.
Technical term for a side-wheel steamer. Used in naval or engineering contexts.
The learner specifically means a paddle steamer with a wheel at the stern.
Technical term for a stern-wheel steamer. Used in naval or engineering contexts.
In everyday conversation, 外輪船 (がいりんせん) is sufficient for any paddle steamer. Only use the specific side/stern terms in technical or historical discussions.
Paddle steamers still operate on the Mississippi River.
Explicitly 'steam paddle steamer'. Used when emphasizing the steam power, or in historical contexts.
In the 19th century, many steam paddle steamers crossed the Atlantic.
Loanword from English. Used in some modern or tourism contexts, but less common than 外輪船.
I rode a sightseeing paddle steamer.
This side-wheel steamer was built in 1860.
Descriptive phrase: 'steam ship with wheels on the sides'. Useful when the technical term is not known.
I made a model of a steam ship with side wheels.
Stern-wheel steamers are suitable for navigating shallow rivers.
Descriptive phrase: 'steam ship with a wheel at the back'. Useful when the technical term is not known.
Steam ships with a wheel at the back often appear in Mark Twain's novels.