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 An invasive earthworm native to east Asia that was discovered in Iowa in 2018 has now spread to at least 11 counties. From Usa Today Network And Wire Reports, USA TODAY, 1 June 2022 An ominous shot of an earthworm feasting on a large pile of fresh horse manure suggests trouble ahead. David Rooney, The Hollywood Reporter, 27 May 2022 There has been a lot of press of late concerning an invasive earthworm from Asia now found in 15 states in the Midwest and in Nova Scotia. Jeff Lowenfels, Anchorage Daily News, 21 Apr. 2022 In the grand scheme of things, and with all the latest and greatest innovations, lures and technology, is there any room at all for the simplest of the simple — the common earthworm? Jim Gronaw, Baltimore Sun, 17 Apr. 2022 From honoring the often misunderstood earthworm to installing wire to keep away gophers, Tipping explains the best way to create your own ecosystem. Sunset Magazine, 6 Apr. 2022 Southern Native American tribes named the worm moon after the earthworm casts -- essentially feces -- that emerged as the ground thawed at winter's end, according to NASA. Angie Orellana Hernandez And Ashley Strickland, CNN, 17 Mar. 2022 One 2012 study estimated that New Zealand flatworms Arthurdendyus triangulatus killed 20 percent of some earthworm populations in the United Kingdom and Ireland. The Washington Post, Arkansas Online, 7 Feb. 2022 Jim is an earthworm in a universe where Earth is nothing more than a myth. Joe Otterson, Variety, 18 Nov. 2021 See More

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.

First Known Use of earthworm

14th century, in the meaning defined above

Learn More About earthworm

Time Traveler for earthworm

Time Traveler

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

See more words from the same century

Dictionary Entries Near earthworm




See More Nearby Entries 

Statistics for earthworm

Cite this Entry

“Earthworm.” Dictionary, Merriam-Webster, Accessed 7 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for earthworm


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


Test Your Vocabulary

Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
Spell It

Can you spell these 10 commonly misspelled words?

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!