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.

As more GRK2 accumulates and forms aggregates, the disease process continues to accelerate.

From Science Daily • Jun. 8, 2026

SK Hynix on Monday separately struck a multiyear technology agreement with Nvidia to advance next-generation memory chips for the global AI infrastructure buildout and accelerate semiconductor design and manufacturing.

From The Wall Street Journal • Jun. 8, 2026

While Kim Jong Il visited China repeatedly and relied on Beijing's backing, his son moved quickly to accelerate North Korea's nuclear programme.

From BBC • Jun. 7, 2026

Revenue is expected to accelerate for the rest of the year.

From Barron's • Jun. 4, 2026

Roz walked down the aisle and stood in the last row, and the train started to accelerate.

From "The Wild Robot Escapes" by Peter Brown

Vocabulary lists containing accelerate

Roll of Thunder, Hear My Cry

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Holes

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Commonly Misspelled Words, List 2

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