compost

1 of 2

noun

com·​post ˈkäm-ˌpōst How to pronounce compost (audio)
 especially British  -ˌpäst
1
: a mixture that consists largely of decayed organic matter and is used for fertilizing and conditioning land
2

compost

2 of 2

verb

composted; composting; composts

transitive verb

: to convert (a material, such as plant debris) to compost
compostable adjective
composter noun

Examples of compost in a Sentence

Verb We compost leaves in our backyard.
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.
Noun
Bare root trees are planted into the native soil, sometimes with a bit of organic compost. Paul Cappiello, The Courier-Journal, 2 Aug. 2025 For long, straight carrots, loosen heavy soil to a depth of 10 inches and add in compost to ensure good drainage. Karen Brewer Grossman, Southern Living, 29 July 2025
Verb
As Broward mayor and Authority co-chair Beam Furr reiterated, with comprehensive waste reduction, composting, recycling and recovery, the valuable commodities now filling our landfill — many emitting toxic waste and greenhouse gases into our environment — can be recovered and reused. Linda Thompson Gonzalez, Sun Sentinel, 20 July 2025 The class includes topics such as garden planning, composting, soil, seeds, cool and warm season vegetables, water use, harvesting, beneficial insects, pest management and transplanting. Abby Hamblin, San Diego Union-Tribune, 14 July 2025 See All Example Sentences for compost

Word History

Etymology

Noun

Anglo-French, from Medieval Latin compostum, from Latin, neuter of compositus, compostus, past participle of componere

First Known Use

Noun

1587, in the meaning defined at sense 1

Verb

1829, in the meaning defined above

Time Traveler
The first known use of compost was in 1587

Browse Nearby Words

Cite this Entry

“Compost.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/compost. Accessed 6 Aug. 2025.

Kids Definition

compost

noun
com·​post
ˈkäm-ˌpōst
: a mixture largely of decayed matter of once living things (as plant debris) used for fertilizing and conditioning land

More from Merriam-Webster on compost

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