Definition of lichen

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...

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..

Lern More About Lichen

Lichenographic :: Lichenographic (a.) Alt. of Lichenographica.
Apothecium :: Apothecium (n.) The ascigerous fructification of lichens, forming masses of various shapes..
Roccellic :: Roccellic (a.) Pertaining to, or designating, a dibasic acid of the oxalic series found in archil (Roccella tinctoria, etc.), and other lichens, and extracted as a white crystalline substance C17H32O4..
Orchilla Weed :: Orchilla weed () The lichen from which archil is obtained. See Archil.
Gonimous :: Gonimous (a.) Pertaining to, or containing, gonidia or gonimia, as that part of a lichen which contains the green or chlorophyll-bearing cells..
Scyphus :: Scyphus (n.) A cup-shaped stem or podetium in lichens. Also called scypha. See Illust. of Cladonia pyxidata, under Lichen..
Persis :: Persis (n.) A kind of coloring matter obtained from lichens.
Eschara :: Eschara (n.) A genus of Bryozoa which produce delicate corals, often incrusting like lichens, but sometimes branched..
Lichenology :: Lichenology (n.) The science which treats of lichens.
Lichenic :: Lichenic (a.) Of, pertaining to, or obtained from, lichens..
Lichenographical :: Lichenographical (a.) Of or pertaining to lichenography.
Rhizine :: Rhizine (n.) A rootlike filament or hair growing from the stems of mosses or on lichens; a rhizoid.
Gonidium :: Gonidium (n.) A component cell of the yellowish green layer in certain lichens.
Trica :: Trica (n.) An apothecium in certain lichens, having a spherical surface marked with spiral or concentric ridges and furrows..
Soredium :: Soredium (n.) A patch of granular bodies on the surface of the thallus of lichens.
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..
Ascus :: Ascus (n.) A small membranous bladder or tube in which are inclosed the seedlike reproductive particles or sporules of lichens and certain fungi.
Lecanoric :: Lecanoric (a.) Pertaining to, or designating, an organic acid which is obtained from several varieties of lichen (Lecanora, Roccella, etc.), as a white, crystalline substance, and is called also orsellic, / diorsellinic acid, lecanorin, etc..
Gonimia :: Gonimia (n. pl.) Bluish green granules which occur in certain lichens, as Collema, Peltigera, etc., and which replace the more usual gonidia..
Lichenin :: Lichenin (n.) A substance isomeric with starch, extracted from several species of moss and lichen, esp. from Iceland moss..
Random Fonts
Most Popular

close
Privacy Policy   GDPR Policy   Terms & Conditions   Contact Us