speed up

See also: speed-up and speedup

English

Pronunciation

• IPA^(key): /spiːd.ˈʌp/

• Audio (General Australian):

  (file)

Verb

speed up (third-person singular simple present speeds up, present participle speeding up, simple past and past participle speeded up or sped up)

1. (idiomatic, intransitive) To accelerate; to increase speed.

   Synonym: pick up speed

   Antonyms: hold up, let up, slow, slow down, slow up

   Coordinate terms: hurry, rush

   The car sped up as it went around the corner.

2. (transitive) To accelerate (something): to increase its speed, to make it go faster.

   Antonyms: hold up, slow, slow down

   Coordinate terms: hurry, rush

   You shouldn't speed up your car when you go around corners.

   • 1957 June, “Notes and News: B.R. Summer Passenger Services”, in Railway Magazine, page 433:

     More fast trains between England and Scotland, and additional "car-sleeper" overnight services for motorists, are important features of British Railways summer timetables, which come into operation on June 17. In all, 98 long-distance trains will be speeded-up to save 10-75 min. and many will make non-stop runs at an average speed of 60 m.p.h. or more.

   • 1960 February, “The dieselised St. Pancras suburban service”, in Trains Illustrated, page 95:

     The through Moorgate service has been most handsomely speeded up, and suburban trains in both directions now run non-stop between Kings Cross (Underground) and Elstree.

   • 1964 September, “Motive Power Miscellany: BR Workshops”, in Modern Railways, page 220:

     Work on anti-frost precautions on diesel locomotives is to be speeded up to ensure that most if not all locomotives have been dealt with before the winter sets in.

Derived terms

• speed-up (noun)
• speedup (noun)

Translations

increase speed (intransitive) — see also accelerate

• Azerbaijani: tezləşmək
• Chinese:

  Mandarin: 加速 (zh) (jiāsù), 加快 (zh) (jiākuài), 變快 / 变快 (biànkuài)

• Czech: zrychlit (cs)
• Finnish: kiihdyttää (fi), lisätä vauhtia, nopeutua (fi), vauhdittua, kiihtyä (fi)
• French: accélérer (fr)
• Galician: acelerar (gl)
• Georgian: დაჩქარება (dačkareba), აჩქარება (ačkareba)
• Hungarian: gyorsul (hu), felgyorsul (hu)
• Ido: rapideskar
• Norman: prendre dé l'ièrre
• Romanian: accelera (ro), iuți (ro), grăbi (ro)
• Russian: ускоря́ться (ru) impf (uskorjátʹsja), уско́риться (ru) pf (uskóritʹsja), убыстря́ться (ru) impf (ubystrjátʹsja), убы́стриться (ru) pf (ubýstritʹsja), увели́чивать ско́рость impf (uvelíčivatʹ skórostʹ), увели́чить ско́рость pf (uvelíčitʹ skórostʹ)
• Spanish: acelerar (es), apurarse (es)
• Swedish: öka hastigheten
• Tagalog: bilisan
• Turkish: hızlanmak (tr)
• Uyghur: تېزلەشمەك (tëzleshmek), ئىلداملىماق (ildamlimaq)
• Welsh: cyflymu (cy)

increase speed (transitive) — see also accelerate

• Azerbaijani: tezləşdirmək
• Belarusian: паскара́ць impf (paskarácʹ), паско́рыць pf (paskórycʹ)
• Chinese:

  Mandarin: 加速 (zh) (jiāsù), 加快 (zh) (jiākuài)

• Czech: zrychlit (cs)
• Finnish: kiihdyttää (fi), nopeuttaa (fi), vauhdittaa (fi)
• French: accélérer (fr)
• Galician: acelerar (gl)
• Georgian: დაჩქარება (dačkareba)
• German: beschleunigen (de)
• Hungarian: gyorsít (hu), felgyorsít (hu), meggyorsít (hu)
• Ido: rapidigar (io)
• Italian: stringere i tempi
• Japanese: スピードを出す (スピードをだす, supīdo wo dasu)
• Latin: accelerō
• Polish: przyspieszać (pl) impf, przyspieszyć (pl) pf, przyśpieszać (pl) impf, przyśpieszyć (pl) pf
• Romanian: accelera (ro)
• Russian: ускоря́ть (ru) impf (uskorjátʹ), уско́рить (ru) pf (uskóritʹ), убыстря́ть (ru) impf (ubystrjátʹ), убы́стрить (ru) pf (ubýstritʹ)
• Spanish: acelerar (es), apurar (es)
• Swedish: öka (sv)
• Tagalog: bilisan
• Turkish: hızlandırmak (tr)
• Ukrainian: приско́рювати impf (pryskórjuvaty), приско́рити pf (pryskóryty), пришви́дшувати impf (pryšvýdšuvaty), пришви́дшити pf (pryšvýdšyty)
• Uyghur: تېزلەشتۈرمەك (tëzleshtürmek), ئىلداملاتماق (ildamlatmaq)
• Welsh: cyflymu (cy)

The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.

Translations to be checked

• Icelandic: ^{(please verify)} auka hraða
• Latin: ^{(please verify)} addō gradum
• Serbo-Croatian: ^{(please verify)} ubr̀zati (sh) pf, ^{(please verify)} ubrzávati (sh) impf