accumulate

verb

ac·​cu·​mu·​late ə-ˈkyü-m(y)ə-ˌlāt How to pronounce accumulate (audio)
accumulated; accumulating
Synonyms of accumulate

transitive verb

: to gather or pile up especially little by little : amass
accumulate a fortune

intransitive verb

: to increase gradually in quantity or number
snow accumulating to a depth of several feet

Examples of accumulate in a Sentence

Evidence of his guilt is accumulating. the number of complaints about that mail order firm is really accumulating
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In Gaza City alone, around 25 million tons of debris have accumulated, Mohanna said. Sana Noor Haq, CNN Money, 5 July 2026 However, concerns arise as funds accumulate in vehicles like DAFs faster than they are disbursed, creating a tension within the sector. Gabriel Alin Zainescu, Forbes.com, 5 July 2026 Look for areas where dry, brown grass has accumulated on the lawn and use a rake to remove or de-thatch it. Karen Brewer Grossman, Southern Living, 5 July 2026 According to Wired, Spotify removed over 500,000 artificial streams that the track had accumulated, pushing it down to fourth place from number one in the charts. Will McCurdy, PC Magazine, 4 July 2026 See All Example Sentences for accumulate

Word History

Etymology

borrowed from Latin accumulātus, past participle of accumulāre "to heap up, add to, increase," from ad- ad- + cumulāre "to gather into a heap" — more at cumulate

Note: In part a Latinization of Middle French accumuler.

First Known Use

15th century, in the meaning defined at transitive sense

Time Traveler
The first known use of accumulate was in the 15th century

Browse Nearby Words

Cite this Entry

“Accumulate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/accumulate. Accessed 6 Jul. 2026.

Kids Definition

accumulate

verb
ac·​cu·​mu·​late ə-ˈkyü-myə-ˌlāt How to pronounce accumulate (audio)
accumulated; accumulating
1
: to gather or pile up especially little by little : amass
accumulate a fortune
2
: to increase in quantity, number, or amount
rubbish accumulates quickly

Legal Definition

accumulate

verb
ac·​cu·​mu·​late
accumulated; accumulating

transitive verb

: to gather especially little by little
specifically : to add (income from a fund) back into the principal

intransitive verb

: to increase gradually in amount or number

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