English Dictionary

horsepower

IPA（発音記号）

/ˈhɔɹsˌpaʊɚ/

名詞

不可算名詞 可算名詞

(uncountable) Power derived from the motion of a horse.

日本語の意味

馬力：馬の運動力を基準に算出される動力の単位

The vintage car's horsepower surprised everyone at the rally.

ラリーでそのヴィンテージカーの馬力は皆を驚かせた。

意味（1）

(uncountable) Power derived from the motion of a horse.

The wheel was to have been turned by horsepower, but it was adapted to be driven by a mill-wheel on the river Derwent […]

意味（2）

A nonmetric unit of power (symbol hp) with various definitions, for different applications. The most common of them is probably the mechanical horsepower, approximately equal to 745.7 watts.

In the past, before the widespread adoption of SI units, the work that engines were capable of doing was compared with the work that horses could do – hence the term ‘horsepower’. Various people came up with various equivalencies, but the modern agreed definition is that 1 horsepower is 746 joules per second or 746 watts.

意味（3）

A metric unit (symbol often PS from the German abbreviation), approximately equal to 735.5 watts.

意味（4）

(uncountable) Strength.

political horsepower

horsepowers （ plural ）

horsepower （ plural ）