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compost

American  
[kom-pohst] / ˈkɒm poʊst /

noun

  1. a mixture of various decaying organic substances, as dead leaves or manure, used for fertilizing soil.

  2. a composition; compound.


verb (used with object)

  1. to use in compost; make compost of.

    to compost manure and kitchen scraps.

  2. to apply compost to (soil).

verb (used without object)

  1. to make compost.

    Shredded leaves will compost easily.

compost British  
/ ˈkɒmpɒst /

noun

  1. a mixture of organic residues such as decomposed vegetation, manure, etc, used as a fertilizer

  2. a mixture, normally of plant remains, peat, charcoal, etc, in which plants are grown, esp in pots

  3. rare a compound or mixture

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. to make (vegetable matter) into compost

  2. to fertilize with compost

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
compost Scientific  
/ kŏmpōst′ /
  1. A mixture of decayed or decaying organic matter used to fertilize soil. Compost is usually made by gathering plant material, such as leaves, grass clippings, and vegetable peels, into a pile or bin and letting it decompose as a result of the action of aerobic bacteria, fungi, and other organisms.


Other Word Forms

  • compostable adjective
  • composter noun

Etymology

Origin of compost

1350–1400; Middle English < Anglo-French, Middle French < Latin compositum, noun use of neuter of compositus composite; compote

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.

Microbes break down everything but bones, which are ground into the final compost mix.

From The Wall Street Journal

We composted most of our waste and used it as fertilizer.

From Literature

"Ongoing work is focused exclusively on compost, and we seem to be getting the same results," Cease says.

From Science Daily

Shannon also feared that the sheer quantity of flowers and the gases they were emitting could create a compost fire, so volunteers had to monitor temperatures carefully and brought in fans.

From BBC

“At the end of the day, a product isn’t recyclable if it doesn’t get recycled, and it isn’t compostable if it doesn’t get composted. Deception is never in the public interest,” he said.

From Los Angeles Times