\ ˈmȯs How to pronounce moss (audio) \

Definition of moss

 (Entry 1 of 2)

1 chiefly Scotland : bog, swamp especially : a peat bog
2a : any of a class (Musci) of bryophytic plants characterized by a gametophyte having a small leafy often tufted stem bearing sex organs at its tip also : a clump or sward of these plants
b : any of various plants resembling moss in appearance or habit of growth
3 : a mossy covering


mossed; mossing; mosses

Definition of moss (Entry 2 of 2)

transitive verb

: to cover or overgrow with moss

Other Words from moss


mosslike \ ˈmȯs-​ˌlīk How to pronounce moss (audio) \ adjective

Examples of moss in a Sentence

Noun Moss covered the fallen logs.
Recent Examples on the Web: Noun Filmed on the Louisiana coast, the movie's setting featuring the marsh's low-hanging moss and wildlife can easily be described in the same way. Chaise Sanders, Country Living, 26 Mar. 2022 Notes of sweet strawberry, pear, and rosebud heart are balanced by soft vanilla and green moss. ELLE, 27 Apr. 2022 Lost in gray brickwork, obscured by ivy or moss, Sheela-na-gig stone carvings can be hard to spot in the wild -- but these medieval creations are in no way coy. CNN, 17 Mar. 2022 In their home in the mountainous forests of China, India, Nepal, Bhutan and Myanmar, trees are draped with reddish-brown moss and lichens. Corryn Wetzel, Smithsonian Magazine, 11 Mar. 2022 Power wash sidewalks and driveways to keep them moss-free. oregonlive, 11 Mar. 2022 Almonte says ferns, moss or succulents are good choices for terrariums. Washington Post, 12 Jan. 2022 Peat moss or one of the coarse fibers, such as osmunda or coir used for epiphytic orchids, are good choices of organic materials that aerate a potting mixture while at the same time retaining water. San Diego Union-Tribune, 18 Dec. 2021 The interior design compliments London with a moss wall alluding to the city’s most famous park, Hyde Park, and an art gallery featuring Norman Parkinson’s fashion photography plus art pieces by Carne Griffiths and Stephen Marshall. Ramsey Qubein, Forbes, 12 Oct. 2021 See More

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

First Known Use of moss


before the 12th century, in the meaning defined at sense 1


15th century, in the meaning defined above

History and Etymology for moss


Middle English, from Old English mos; akin to Old High German mos moss, Latin muscus

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Time Traveler for moss

Time Traveler

The first known use of moss was before the 12th century

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Dictionary Entries Near moss

mosquito plant


moss agate

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Statistics for moss

Last Updated

11 May 2022

Cite this Entry

“Moss.” Dictionary, Merriam-Webster, Accessed 20 May. 2022.

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More Definitions for moss


\ ˈmȯs How to pronounce moss (audio) \

Kids Definition of moss

1 : a plant that has no flowers and grows as a small leafy stem in patches like cushions clinging to rocks, bark, or damp ground
2 : a plant or plantlike organism (as a lichen) resembling moss


\ ˈmȯs How to pronounce moss (audio) \

Medical Definition of moss

1 : any of a class (Musci) of bryophytic plants having a small leafy often tufted stem bearing sex organs at its tip — see sphagnum
2 : any of various plants resembling mosses in appearance or habit of growth — see club moss, iceland moss, irish moss

More from Merriam-Webster on moss

Nglish: Translation of moss for Spanish Speakers

Britannica English: Translation of moss for Arabic Speakers Encyclopedia article about moss


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