Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of lichen is as below...

Eschara :: Eschara (n.) A genus of Bryozoa which produce delicate corals, often incrusting like lichens, but sometimes branched..

Lichen :: Lichen (n.) A name given to several varieties of skin disease, esp. to one characterized by the eruption of small, conical or flat, reddish pimples, which, if unchecked, tend to spread and produce great and even fatal exhaustion..

Angiocarpous :: Angiocarpous (a.) Having the seeds or spores covered, as in certain lichens..

Podetium :: Podetium (n.) A stalk which bears the fructification in some lichens, as in the so-called reindeer moss..

Frond :: Frond (n.) The organ formed by the combination or union into one body of stem and leaf, and often bearing the fructification; as, the frond of a fern or of a lichen or seaweed; also, the peculiar leaf of a palm tree..

Maplike :: Maplike (a.) Having or consisting of lines resembling a map; as, the maplike figures in which certain lichens grow..

Gonimia :: Gonimia (n. pl.) Bluish green granules which occur in certain lichens, as Collema, Peltigera, etc., and which replace the more usual gonidia..

Scutellum :: Scutellum (n.) A rounded apothecium having an elevated rim formed of the proper thallus, the fructification of certain lichens..

Soredium :: Soredium (n.) A patch of granular bodies on the surface of the thallus of lichens.

Trica :: Trica (n.) An apothecium in certain lichens, having a spherical surface marked with spiral or concentric ridges and furrows..

Evernic :: Evernic (a.) Pertaining to Evernia, a genus of lichens; as, evernic acid..

Persis :: Persis (n.) A kind of coloring matter obtained from lichens.

Apothecium :: Apothecium (n.) The ascigerous fructification of lichens, forming masses of various shapes..

Manna :: Manna (n.) A name given to lichens of the genus Lecanora, sometimes blown into heaps in the deserts of Arabia and Africa, and gathered and used as food..

Lichenin :: Lichenin (n.) A substance isomeric with starch, extracted from several species of moss and lichen, esp. from Iceland moss..

Lichenologist :: Lichenologist (n.) One versed in lichenology.

Tartareous :: Tartareous (a.) Having the surface rough and crumbling; as, many lichens are tartareous..

Hyphae :: Hyphae (n. pl.) The long, branching filaments of which the mycelium (and the greater part of the plant) of a fungus is formed. They are also found enveloping the gonidia of lichens, making up a large part of their structure..

Orchilla Weed :: Orchilla weed () The lichen from which archil is obtained. See Archil.

Agar-agar :: Agar-agar (n.) A fucus or seaweed much used in the East for soups and jellies; Ceylon moss (Gracilaria lichenoides).

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