ALL meanings of lichen
li·chen
L l - noun lichen A simple slow-growing plant that typically forms a low crustlike, leaflike, or branching growth on rocks, walls, and trees. 1
- noun lichen yellow moss 1
- noun lichen any complex organism of the group Lichenes, composed of a fungus in symbiotic union with an alga and having a greenish, gray, yellow, brown, or blackish thallus that grows in leaflike, crustlike, or branching forms on rocks, trees, etc. 1
- noun lichen Pathology. any of various eruptive skin diseases. 1
- verb with object lichen to cover with or as if with lichens. 1
- variable noun lichen Lichen is a group of tiny plants that looks like moss and grows on the surface of things such as rocks, trees, and walls. 0
- noun lichen an organism that is formed by the symbiotic association of a fungus and an alga or cyanobacterium and occurs as crusty patches or bushy growths on tree trunks, bare ground, etc. Lichens are now classified as a phylum of fungi (Mycophycophyta) 0
- noun lichen any of various eruptive disorders of the skin 0
- noun lichen any of various small plants composed of a particular fungus and a particular alga growing in an intimate symbiotic association and forming a dual plant, commonly adhering in colored patches or spongelike branches to rock, wood, soil, etc. 0
- noun lichen any of various skin diseases characterized by papules and enlarged skin markings 0
- verb transitive lichen to cover with lichens 0
- noun lichen Any of many symbiotic organisms, being associations of fungi and algae; often found as white or yellow patches on old walls, etc. 0
- noun lichen (figuratively) Something which spreads across something else, causing damage. 0