Word.ws English Dictionary

Plural of lichen

regular plural

The plural of lichen is lichens or lichen.

Forms of lichen

Singularlichen /ˈlaɪ.kən/
Plurallichens
lichen /ˈlaɪ.kən/
Countablecountable and uncountable

Lichens in a sentence

  • The nibble marks of the stone adze were still visible, though crusted over with scale lichens in most places.1915, John Muir, chapter V, in Travels in Alaska
  • Campylidia are found in several genera of tropical foliicolous lichens.From the entry campylidium
  • In lichens, thallospores are primarily associated with the genus Umbilicaria.From the entry thallospore
  • Poikilohydry occurs in such organisms as lichens and bryophytes, which lack mechanisms such as waterproofing cuticles or stomata that can help resist desiccation.From the entry poikilohydry
  • Xerarch succession if started on bare rock, pioneer species is lichens.2021 July 26, Janardhanan.T, Sanjay Sharma, The Big Book Of Biology For NEET Volume 2, Arihant Publications India limited, →ISBN, page 532. From the entry xerarch

Meaning of lichen

  1. noun Any of many symbiotic organisms, being associations of algae and fungi, often found as white or yellow-to-blue–green patches on rocks, old walls, etc.
  2. noun Something which gradually spreads across something else, causing damage.
  3. verb To cover with lichen.

Full definition of lichen

Questions about the plural of lichen

What is the plural of lichen?
The plural of lichen is lichens or lichen.
Is lichen countable?
Lichen is a countable and uncountable noun.

Source and license

Adapted from Wiktionary: lichen (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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