humus

noun
hu·​mus | \ ˈhyü-məs How to pronounce humus (audio) , ˈyü- \

Definition of humus

geology : a brown or black complex variable material resulting from partial decomposition of plant or animal matter and forming the organic (see organic entry 1 sense 1a(2)) portion of soil

Examples of humus in a Sentence

Recent Examples on the Web The resulting holes admit water, air, fertilizer and humus-creating organic matter to the root systems. Washington Post, 7 July 2021 Older wetlands in areas surveyed by Delta-X aircraft are more diverse, their soil rich with humus from generations of plants. Fox News, 29 June 2021 This is a very aromatic, pungent rum that offers up notes of green sugarcane, lemon zest and chocolate all wrapped up in an earthy/humus-like aroma. Joseph V Micallef, Forbes, 29 June 2021 If your soil is heavy, coarse sand or humus can be added, and gypsum works well to improve clay soils. oregonlive, 7 May 2021 Unfortunately, the annual humus sale was canceled this year because KLB coordinators were concerned about maintaining safety protocols. Carol Kovach, cleveland, 26 Apr. 2021 Decomposition of the leaves enriches the top layers of the forest soil by returning part of the elements borrowed by trees and other plants and at the same time provides for more water-absorbing humus. Jim Gilbert, Star Tribune, 8 Oct. 2020 Roots excrete some of it into the soil, feeding underground microbes, which poop and die and aggregate with decomposing flora and fauna to form humus, a dark, crumbly substance that is 50 to 60 percent carbon. Brian Barth, Popular Science, 1 Apr. 2020 But the recycling of organics is arguably more important than that of plastics, metal, or paper. Composting transforms raw organic waste into a humus-like substance that enriches soil and enhances carbon capture. Rivka Galchen, The New Yorker, 2 Mar. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'humus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of humus

1796, in the meaning defined above

History and Etymology for humus

New Latin, from Latin, earth — more at humble

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Learn More About humus

Dictionary Entries Near humus

Humulus

humus

Humvee

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Statistics for humus

Last Updated

23 Sep 2021

Cite this Entry

“Humus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/humus. Accessed 27 Sep. 2021.

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More Definitions for humus

humus

noun

English Language Learners Definition of humus

: a brown or black material in soil that is formed when plants and animals decay

humus

noun
hu·​mus | \ ˈhyü-məs How to pronounce humus (audio) , ˈyü- \

Kids Definition of humus

: the dark rich part of earth formed from decaying plant or animal material

humus

noun
hu·​mus | \ ˈhyü-məs How to pronounce humus (audio) , ˈyü- How to pronounce humus (audio) \

Medical Definition of humus

: a brown or black complex variable material resulting from partial decomposition of plant or animal matter and forming the organic portion of soil

More from Merriam-Webster on humus

Thesaurus: All synonyms and antonyms for humus

Nglish: Translation of humus for Spanish Speakers

Britannica.com: Encyclopedia article about humus

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