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World English Dictionary
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lichen
li·chen
[
lkən
]
noun
Definition:
organism growing on rocks:
a complex organism consisting of fungi and algae growing together in symbiosis that often appears as gray, green, or yellow patches on rocks, trees, and other surfaces
[
Early 17th century. Via Latin< Greek
leikhēn
]
li·chened
adjective
li·chen·i·form
[
lī kénni fàwrm,
lkəni fàwrm
]
adjective
li·chen·oid
[
lkə nòyd
]
adjective
li·chen·ous
adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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