accelerate

[ak-sel-uh-reyt] / ækˈsɛl əˌreɪt /

VERB

increase speed, timing

Synonyms

STRONGEST

advance expedite further hasten open up quicken spur step up stimulate

STRONG

drive dust forward gun hurry impel precipitate railroad rev roll tool

WEAK

fire up hammer on lay a patch lay rubber make tracks nail it peel rubber put on afterburners put pedal to metal rev up speed up step on the gas

Antonyms

STRONGEST

block cease check delay discourage halt hinder slow stop

STRONG

dissuade repress wait

WEAK

decelerate defer impede postpone retard slow down

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Requested spending on research and development for the next fiscal year includes $54.6 billion for the Defense Autonomous Warfare Group, set up last year to accelerate investments in AI-powered drones and uncrewed systems.

From The Wall Street Journal • Apr. 17, 2026

He predicts the stock could be “range-bound” until the company is able to accelerate its Azure growth or further drive Copilot adoption.

From MarketWatch • Apr. 16, 2026

Google’s Gemini models and Vertex AI will be embedded directly into Avid’s processes, offering customers a chance to accelerate their editing time.

From Los Angeles Times • Apr. 16, 2026

As we made haste to Tehran, Pakistan's Army Chief, Field Marshall Asim Munir, landed in the capital to try to accelerate mediation efforts and narrow the gaps on these and other issues.

From BBC • Apr. 15, 2026

Thus, when you accelerate an object—when you subject it to any force, be it gravity or be it the push of a gigantic cosmic elephant—you change its motion through space and through time: through space-time.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife

Vocabulary lists containing accelerate

Roll of Thunder, Hear My Cry

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Holes

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Commonly Misspelled Words, List 2

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!