earth·​worm | \ ˈərth-ˌwərm How to pronounce earthworm (audio) \

Definition of earthworm

: a terrestrial annelid worm (class Oligochaeta) especially : any of a family (Lumbricidae) of numerous widely distributed hermaphroditic worms that move through the soil by means of setae and feed on decaying organic matter

Examples of earthworm in a Sentence

Recent Examples on the Web There’s an earthworm farm and thus a constant supply of fresh dirt. New York Times, "The Artist Who Transforms Galleries Into Forests and Fields," 3 May 2021 Penetrate quietly as the earthworm that blows no trumpet. Christina Chaey, Bon Appétit, "How I Cook When I'm Impatient For Spring," 11 Apr. 2021 Refresh your existing vegetable beds with a mixture of compost, earthworm castings, and granular organic vegetable food. Nan Sterman, San Diego Union-Tribune, "In April, home gardeners, native plants are putting on a show," 3 Apr. 2021 The Native American tribes in the US South call the March full moon the Worm moon because the earthworm casts -- soil that the worms digest --become visible as the ground thaws at this time of year. Katie Hunt, CNN, "The full 'worm moon' helped break the logjam in the Suez Canal," 30 Mar. 2021 Zeolite, earthworm castings and soft rock phosphate can also be used this way. Howard Garrett, Dallas News, "Tomatoes are fairly easy to grow — here’s how to do it," 22 Mar. 2021 The San Juan Worm is traditionally red and many trout fishermen use pink or red for any worm, but plenty of other colors are available in all of the worm materials, including green, natural earthworm shades and even chartreuse. Bill May,, "Bill May: Worm fishing for trout, and more | OUTDOORS COMMENTARY," 20 Mar. 2021 The small mounds may actually be earthworm castings. Neil Sperry, San Antonio Express-News, "How to make a peace lily with browned leaves healthy again," 19 Feb. 2021 One of my favorite holiday gifts is a basket of gardening books and organic products like orange oil, earthworm castings, kelp, lava sand and compost tea. Howard Garrett, Dallas News, "Garden gift guide: Consider books, organic goods or educational classes," 14 Dec. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'earthworm.' 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 earthworm

14th century, in the meaning defined above

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The first known use of earthworm was in the 14th century

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Statistics for earthworm

Last Updated

11 May 2021

Cite this Entry

“Earthworm.” Dictionary, Merriam-Webster, Accessed 16 May. 2021.

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More Definitions for earthworm



English Language Learners Definition of earthworm

: a long worm that lives in damp soil


earth·​worm | \ ˈərth-ˌwərm How to pronounce earthworm (audio) \

Kids Definition of earthworm

: a worm that has a long body made up of similar segments and lives in damp soil

More from Merriam-Webster on earthworm

Nglish: Translation of earthworm for Spanish Speakers Encyclopedia article about earthworm

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