horsepowerとは 意味・読み方・使い方

発音

• (General American) enPR: hôrsʹpou'ər, IPA: /ˈhɔɹsˌpaʊɚ/
• (Received Pronunciation) enPR: hôsʹpou'ə, IPA: /ˈhɔːsˌpaʊə/
• ハイフネーション: horse‧power

名詞

horsepower (countable and uncountable, plural horsepowers or horsepower)

1. (literally, uncountable) Power derived from the motion of a horse.
   • 1971, Gwen White, Antique Toys And Their Background, page 86:

     Shillibeer's bus came in 1829 drawn by three horses. Later two horses were found sufficient to pull these closed wagonettes, which eventually had outside seats, and later on the substitution of a motor for horsepower.

   • 1980, AA Book of British Villages, Drive Publications Ltd, page 150:

     The Sun Inn is an attractive black-and-white building, and has an old mounting block outside as a reminder of the days when horsepower meant four legs and a saddle.

   • 2003, Gavin Weightman, What the Industrial Revolution Did for Us, page 57:

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

2. A nonmetric unit of power with various definitions, commonly the mechanical horsepower, approximately equal to 745.7 watts.

   Synonym: (abbreviation) hp

   • 1955 April, Cecil J. Allen, “British Locomotive Practice and Performance”, in Railway Magazine, page 261:

     Equally I can stand in a station like Lucerne in Switzerland, and watch with ill-concealed admiration the majestic entry of one of the latest Gotthard "Ae 6/6" electrics, packing 6,000 horsepower within its 60 ft. of length and 121 tons of weight, with its sleek dark green sides and handsome stainless steel bands and front wings.

   • 2007 January 24, Sue Callaway, “Jonesing for a Maybach”, in CNN‎:

     As Quincy recovered from our one-block adrenaline burst, I gunned all 700 horsepower once more. Even with the pedal to the metal, the Exelero's sheer bulk caused a multisecond lag from the twin-turbo-charged V12's wind-up to actual launch.

   • 2012 March 22nd, David Blockley, Engineering: A Very Short Introduction (309), Oxford University Press, →ISBN, chapter 2: “The age of gravity – time for work”, page 20:

     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.

3. Metric horsepower, a metric unit approximately equal to 735.5 watts.

   Synonym: (abbreviation, from German) PS

4. (figurative, uncountable) Strength, performance capability, specs, or similar.

   political horsepower

   • 2024 May 3, The Linux Cast, 8:35 from the start, in I Need to Apologize... This Device is Bad‎:

     My patron who sent this to me to do a whole video on, you know, Convergence or whatever, being able to use this as a desktop, uh, replacement, or at least a desktop type thing, it’s impossible for me, I can’t do it, this device just doesn’t have that type of horsepower even to run itself, let alone actually run desktop Linux, it just can’t do it, I haven’t figured out how to do it.

派生語

アナグラム

• shorepower

名詞

horse power (plural horse powers)

1. (chiefly historical, dialectal) Any of a class of machines that used draft horses as a source of power to an output shaft or sheave. Treadmill types and merry-go-round–like types existed.

   Alternative form: horse-power

   Synonym: horse engine

   Coordinate terms: donkey engine, water engine, wind engine, watermill, windmill

   In that era, they powered their corn sheller and their thresher with a horse power.

2. (archaic) Alternative spelling of horsepower (“unit of power equaling 745 watts or similar figure”).

   Coordinate term: donkey power

3. Used other than figuratively or idiomatically: motive effort supplied by one or more horses.

   Alternative forms: horsepower, horse-power

   Coordinate terms: donkey power, manpower, humanpower

   In the 1920s through 1940s, the push for power farming aimed to replace horse power with tractor power on the farm.

アナグラム

• shorepower