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Orcein - Wikipedia, the free encyclopedia
Orcein , also archil , orchil , lacmus , litmus , Citrus Red 2 , and C.I. Natural Red 28 , are names for dyes extracted from several species of lichen, also called orchella weeds, found i...
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Cudbear is the northern European equivalent to Parelle. The commonest lichen used was Ochrolechia tartarea but others were used too. ... The name was coined by George and Cuthbert Gordon who applied for a patent in 1758 which came about after George, ... Finally the cudbear is dried out and ground into a powder.
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british patent 727 for cudbear ... digest them together for fourteen days, and they will produce the cudbear fitt for dyers' use; a more solid kind of which may be obtained by continued digestion of the several ingredients for fourteen days more, when it will grow into a paste, and harden like indigo.
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James Haigh, The Dyer's Assistant (Leeds, 1778), 199. In 1758, Cuthbert Gordon received a British patent for a substance he called cudbear, the result of a new processing method he developed for the traditional dyestuff orchil.
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Definition of cudbear in the AudioEnglish.net Dictionary. Meaning of cudbear. What does cudbear mean? Proper usage of the word cudbear. Information about cudbear in the AudioEnglish.net dictionary, synonyms and antonyms. ... Dictionary entry overview: What does cudbear mean?
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Cud'bear` noun [ Also cudbeard , corrupted from the name of Dr. Cuthbert Gordon, a Scotchman, who first brought it into notice.] 1. ...
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a violet coloring matter obtained from various lichens, esp. Lecanora tartarea. Origin: 1760–70; coinage by Dr. Cuthbert Gordon, 18th-century Scottish ...
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Cudbear is a purplish-red powder prepared from a species of the Rocella tinctoria, Lecanora Acharius and other lichens. It is an alcoholic or agueous preparation of a deep red colour, which is lightened by the addition of acids and changed to a purplish red by alkalies.
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Hutchinson encyclopedia article about cudbear. cudbear. Information about cudbear in the Hutchinson encyclopedia. ... (redirected from cudbear)
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Encyclopedia article about cudbear. Information about cudbear in the Columbia Encyclopedia, Computer Desktop Encyclopedia, computing dictionary. ... Commercial archil is either a powder (called cudbear), a pasty mass (called archil), or a drier paste (called persis).
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