Definitions
A composite organism of fungus and algae or bacteria growing on surfaces.
Word origin
Borrowed from Latin līchēn, from Ancient Greek λειχήν (leikhḗn), from λείχω (leíkhō, “to lick”). Originally used of liverwort; the modern sense first recorded 1715.
Used in a sentence
“The Beaches of Lukannon–the winter wheat so tall, / The dripping, crinkled lichens, and the sea-fog drenching all!”
“It was the same rich green that one sees on forest moss or on the lichen in caves: plants which like these grow in a perpetual twilight.”
“The nibble marks of the stone adze were still visible, though crusted over with scale lichens in most places.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“Crust on rocks”6 letters
02“Rock-growing organism”6 letters
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