compost

1 of 2

noun

com·​post ˈkäm-ˌpōst 

 especially British  -ˌpäst

1

: a mixture that consists largely of decayed organic matter and is used for fertilizing and conditioning land

2

: mixture, compound

compost

2 of 2

verb

composted; composting; composts

transitive verb

: to convert (a material, such as plant debris) to compost

compostable

ˈkäm-ˌpō-stə-bəl 

adjective

composter

ˈkäm-ˌpō-stər 

noun

Examples of compost in a Sentence

Verb

We compost leaves in our backyard.

Recent Examples on the Web

Noun

Their high nitrogen content aids in accelerating the decomposition process within compost piles, enriching the resulting compost with valuable nutrients essential for plant growth. —Debbie Wolfe, Popular Science, 26 June 2024

For best results, mix some compost into the potting mix before planting, and then fertilize the carrots approximately once every four to six weeks with a balanced, liquid, organic fertilizer. —Lauren Landers, Better Homes & Gardens, 25 June 2024

Verb

Using yard waste for composting is a sustainable method of producing organic fertilizer. —Joe Rassel, Orlando Sentinel, 27 June 2024

For optimal composting results, it is recommended to mix coffee grounds with carbon-rich materials like leaves, straw, or paper to create a balanced environment that facilitates efficient breakdown and nutrient release. —Debbie Wolfe, Popular Science, 26 June 2024

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

Phrases Containing compost

• compost heap
• compost pile

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