Standard Lemma guide

accelerate

adj · verb · 10 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /əkˈsɛl.əˌɹeɪt/
  • Received-Pronunciation: /ækˈsɛl.əˌɹeɪt/
  • Received-Pronunciation: /ɪkˈsɛl.əˌɹeɪt/
  • General-American: /ɪkˈsɛl.əˌɹeɪt/
  • /əkˈsɛl.əˌɹeɪt/ weak vowel merger
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: AE0 K S EH1 L ER0 EY2 T Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Accelerated; quickened; hastened; hurried.

Definition source: English Wiktionary via Wiktextract

Usage: archaic, not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To cause to move faster; to quicken the motion of; to add to the speed of.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To quicken the natural or ordinary progression or process of.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Examples

  • to accelerate the growth of a plant, the increase of wealth, etc.
  • The company plans to accelerate its growth with new marketing strategies.
  • She had to accelerate her work pace to meet the deadline.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

verb

Meaning 4

To cause a change of velocity.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Topics: natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

To hasten, as the occurrence of an event.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Examples

  • to accelerate our departure

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

verb

Meaning 6

To enable a student to finish a course of study in less than normal time.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Topics: education

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

verb

Meaning 7

To become faster; to begin to move more quickly.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

Examples

  • The car began to accelerate as soon as the light turned green.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

verb

Meaning 8

Grow; increase.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

verb

Meaning 9

move faster

Definition source: Princeton WordNet 3.0

Examples

  • The car accelerated

Meaning relationships

Synonyms: speed up, speed, quicken

Antonyms: decelerate

Broader terms: intensify, deepen

Narrower terms: brisk, brisk up, brisken

10

verb

Meaning 10

cause to move faster

Definition source: Princeton WordNet 3.0

Examples

  • He accelerated the car

Meaning relationships

Synonyms: speed, speed up

Antonyms: decelerate

Broader terms: change, alter, modify

History

Etymology

Etymology tree Proto-Indo-European *h2éd Proto-Italic *ad Proto-Italic *ad- Latin ad- Proto-Indo-European *kel-der. Latin celer Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Proto-Indo-European *-yéti Proto-Indo-European *-eh2yéti Proto-Indo-European *-h2tiinflu. Proto-Italic *-ājō Proto-Italic *-āō Latin -ō Latin celerō Latin accelerō Latin accelerātuslbor. ▲ Latin accelerō Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin accelerātiōder. English accelerationbf. English accelerate First attested in the 1520s. Either from Latin accelerātus, perfect passive participle of accelerō (“to accelerate, hasten”) (see -ate (verb-forming suffix) and -ate (adjective-forming suffix)), formed from ad + celerō (“to hasten”), which is from celer (“quick”) (see celerity), or back-formation from acceleration.

Across languages

Translations

160 source translations are retained for this English entry.

  • Albanian: përshpejtoj — to cause to move faster
  • Arabic: سَرَّعَ (sarraʕa) — to cause to move faster
  • Armenian: արագացնել (aragacʻnel) — to cause to move faster
  • Asturian: acelerar — to cause to move faster
  • Belarusian: паскара́ць (paskarácʹ) — to cause to move faster
  • Belarusian: паско́рыць (paskórycʹ) — to cause to move faster
  • Bulgarian: ускоря́вам (uskorjávam) — to cause to move faster
  • Catalan: accelerar — to cause to move faster
  • Chinese Mandarin: 加速 (jiāsù) — to cause to move faster
  • Czech: zrychlovat — to cause to move faster
  • Czech: zrychlit — to cause to move faster
  • Danish: accelerere — to cause to move faster
  • Dutch: versnellen — to cause to move faster
  • Esperanto: rapidigi — to cause to move faster
  • Esperanto: akceli — to cause to move faster
  • Finnish: kiihdyttää — to cause to move faster
  • Finnish: nopeuttaa — to cause to move faster
  • French: accélérer — to cause to move faster
  • West-Frisian: fersnelje — to cause to move faster
  • Galician: acelerar — to cause to move faster
  • German: beschleunigen — to cause to move faster
  • Hebrew: האיץ (heíts) — to cause to move faster
  • Hungarian: gyorsít — to cause to move faster
  • Ido: rapidigar — to cause to move faster
  • Indonesian: mempercepat — to cause to move faster
  • Indonesian: mempercepatkan — to cause to move faster
  • Indonesian: mengakselerasikan — to cause to move faster
  • Irish: luathaigh — to cause to move faster
  • Italian: accelerare — to cause to move faster
  • Japanese: 加速する (kasoku suru) — to cause to move faster
  • Khmer: ពន្លឿន (pʊənlɨən) — to cause to move faster
  • Latin: accelerō — to cause to move faster
  • Luxembourgish: acceleréieren — to cause to move faster
  • Mongolian: хурдасгах (xurdasgax) — to cause to move faster
  • Norwegian: akselerere — to cause to move faster
  • Persian: شتافتن (šetâftan) — to cause to move faster
  • Polish: przyśpieszać — to cause to move faster
  • Polish: przyśpieszyć — to cause to move faster
  • Portuguese: acelerar — to cause to move faster
  • Romanian: accelera — to cause to move faster
  • Russian: ускоря́ть (uskorjátʹ) — to cause to move faster
  • Russian: уско́рить (uskóritʹ) — to cause to move faster
  • Serbo-Croatian: убр̀зати — to cause to move faster
  • Serbo-Croatian: ubr̀zati — to cause to move faster
  • Serbo-Croatian: ubrzávati — to cause to move faster
  • Slovak: zrýchľovať — to cause to move faster
  • Slovak: zrýchliť — to cause to move faster
  • Spanish: acelerar — to cause to move faster
  • Spanish: embalar — to cause to move faster
  • Spanish: accelerar — to cause to move faster
  • Swedish: accelerera — to cause to move faster
  • Swedish: ge mer gas — to cause to move faster
  • Swedish: gasa — to cause to move faster
  • Swedish: öka — to cause to move faster
  • Tagalog: ibilis — to cause to move faster
  • Tagalog: darasigin — to cause to move faster
  • Thai: เร่ง (reng) — to cause to move faster
  • Turkish: hızlandırmak — to cause to move faster
  • Ukrainian: приско́рювати impf приско́рити (pryskórjuvaty) — to cause to move faster
  • Uyghur: ئىلداملاتماق (ildamlatmaq) — to cause to move faster
  • Uyghur: تېزلەشتۈرمەك (tëzleshtürmek) — to cause to move faster
  • Vietnamese: tăng tốc — to cause to move faster
  • Welsh: cyflymu — to cause to move faster
  • Asturian: acelerar — to quicken natural or ordinary progression or process
  • Belarusian: паскара́цца (paskarácca) — to quicken natural or ordinary progression or process
  • Belarusian: паско́рыцца (paskórycca) — to quicken natural or ordinary progression or process
  • Bulgarian: ускоря́вам (uskorjávam) — to quicken natural or ordinary progression or process
  • Chinese Mandarin: 加速 (jiāsù) — to quicken natural or ordinary progression or process
  • Chinese Mandarin: 變快 /变快 (biànkuài) — to quicken natural or ordinary progression or process
  • Czech: urychlit — to quicken natural or ordinary progression or process
  • Dutch: versnellen — to quicken natural or ordinary progression or process
  • Esperanto: akceli — to quicken natural or ordinary progression or process
  • Finnish: kiihdyttää — to quicken natural or ordinary progression or process
  • French: accélérer — to quicken natural or ordinary progression or process
  • Galician: acelerar — to quicken natural or ordinary progression or process
  • German: beschleunigen — to quicken natural or ordinary progression or process
  • Hebrew: זירז (zeréz) — to quicken natural or ordinary progression or process
  • Italian: accelerare — to quicken natural or ordinary progression or process
  • Japanese: 促進する (sokushin suru) — to quicken natural or ordinary progression or process
  • Mongolian: хурдасгах (xurdasgax) — to quicken natural or ordinary progression or process
  • Norwegian: påskynde — to quicken natural or ordinary progression or process
  • Polish: przyśpieszać się — to quicken natural or ordinary progression or process
  • Polish: przyśpieszyć się — to quicken natural or ordinary progression or process
  • Portuguese: acelerar — to quicken natural or ordinary progression or process
  • Portuguese: apressar — to quicken natural or ordinary progression or process
  • Russian: ускоря́ться (uskorjátʹsja) — to quicken natural or ordinary progression or process
  • Russian: уско́риться (uskóritʹsja) — to quicken natural or ordinary progression or process
  • Serbo-Croatian: убр̀зати — to quicken natural or ordinary progression or process
  • Serbo-Croatian: ubr̀zati — to quicken natural or ordinary progression or process
  • Spanish: acelerar — to quicken natural or ordinary progression or process
  • Swedish: accelerera — to quicken natural or ordinary progression or process
  • Ukrainian: приско́рюватися (pryskórjuvatysja) — to quicken natural or ordinary progression or process
  • Welsh: cyflymu — to quicken natural or ordinary progression or process
  • Arabic: اِسْتَعْجَلَ (istaʕjala) — to hasten
  • Belarusian: паскара́ць (paskarácʹ) — to hasten
  • Belarusian: паско́рыць (paskórycʹ) — to hasten
  • Chinese Mandarin: 加速 (jiāsù) — to hasten
  • Chinese Mandarin: 變快 /变快 (biànkuài) — to hasten
  • Dutch: bespoedigen — to hasten
  • Dutch: haasten — to hasten
  • Esperanto: akceli — to hasten
  • Finnish: nopeuttaa — to hasten
  • French: accélérer — to hasten
  • German: eilen — to hasten
  • German: sich beeilen — to hasten
  • Hebrew: זירז (zeréz) — to hasten
  • Italian: affrettare — to hasten
  • Japanese: 加速する — to hasten
  • Norwegian: påskynde — to hasten
  • Polish: przyśpieszać — to hasten
  • Polish: przyśpieszyć — to hasten
  • Portuguese: acelerar — to hasten
  • Portuguese: apressar — to hasten
  • Russian: ускоря́ть (uskorjátʹ) — to hasten
  • Russian: уско́рить (uskóritʹ) — to hasten
  • Serbo-Croatian: убр̀зати — to hasten
  • Serbo-Croatian: ubr̀zati — to hasten
  • Spanish: acelerar — to hasten
  • Spanish: apresurar — to hasten
  • Swedish: påskynda — to hasten
  • Swedish: öka — to hasten
  • Welsh: cyflymu — to hasten
  • Arabic: أَسْرَعَ (ʔasraʕa) — to become faster
  • Belarusian: паскара́цца (paskarácca) — to become faster
  • Belarusian: паско́рыцца (paskórycca) — to become faster
  • Bulgarian: ускоря́вам се (uskorjávam se) — to become faster
  • Chinese Mandarin: 變快 /变快 (biànkuài) — to become faster
  • Czech: zrychlovat se — to become faster
  • Czech: zrychlit se — to become faster
  • Dutch: versnellen — to become faster
  • Dutch: sneller gaan — to become faster
  • Esperanto: akceliĝi — to become faster
  • Finnish: nopeutua — to become faster
  • Finnish: kiihtyä — to become faster
  • French: accélérer — to become faster
  • German: schneller werden — to become faster
  • German: beschleunigen — to become faster
  • Hebrew: האיץ (heíts) — to become faster
  • Hungarian: gyorsul — to become faster
  • Ido: rapideskar — to become faster
  • Italian: accelerare — to become faster
  • Japanese: 加速する (kasoku suru) — to become faster
  • Mongolian: хурдсах (xurdsax) — to become faster
  • Norwegian: sette opp farten — to become faster
  • Polish: przyśpieszać się — to become faster
  • Polish: przyśpieszyć się — to become faster
  • Portuguese: acelerar — to become faster
  • Russian: ускоря́ться (uskorjátʹsja) — to become faster
  • Russian: уско́риться (uskóritʹsja) — to become faster
  • Serbo-Croatian: убр̀зати — to become faster
  • Serbo-Croatian: ubr̀zati — to become faster
  • Spanish: acelerarse — to become faster
  • Spanish: embalarse — to become faster
  • Turkish: hızlanmak — to become faster
  • Turkish: ivmelenmek — to become faster
  • Turkish: ivmek — to become faster
  • Ottoman Turkish: ایومك (ivmek) — to become faster
  • Uyghur: تېزلەشمەك (tëzleshmek) — to become faster
  • Uyghur: ئىلداملىماق (ildamlimaq) — to become faster
  • Welsh: cyflymu — to become faster
Real reading context

accelerate in complete knowledge articles