lichen
IPA: ɫˈaɪkʌn
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.
- (figurative) Something which gradually spreads across something else, causing damage.
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Examples of "lichen" in Sentences
- The forest was covered in a thick layer of lichen, giving it a magical and otherworldly feel
- The lichen on the rocks provided a stark contrast to the dark, damp cave
- The lichen growing on the tree branches was a sign of the clean air in the mountainous region
- Scientists study lichen as a bioindicator of air quality and environmental health
- The symbiotic relationship between algae and fungi in lichen allows them to thrive in harsh conditions
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