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Definition of Logwood
1. Noun. Very hard brown to brownish-red heartwood of a logwood tree; used in preparing a purplish red dye.
Generic synonyms: Wood
2. Noun. Spiny shrub or small tree of Central America and West Indies having bipinnate leaves and racemes of small bright yellow flowers and yielding a hard brown or brownish-red heartwood used in preparing a black dye.
Group relationships: Genus Haematoxylon, Genus Haematoxylum, Haematoxylon, Haematoxylum
Generic synonyms: Blackwood, Blackwood Tree
Definition of Logwood
1. n. The heartwood of a tree (Hæmatoxylon Campechianum), a native of South America, It is a red, heavy wood, containing a crystalline substance called hæmatoxylin, and is used largely in dyeing. An extract from this wood is used in medicine as an astringent. Also called Campeachy wood, and bloodwood.
Definition of Logwood
1. Noun. A tree, ''Haematoxylum campechianum'', in the legume family, of great economic importance and growing throughout Central America. ¹
¹ Source: wiktionary.com
Definition of Logwood
1. a tropical tree [n -S]
Medical Definition of Logwood
1. The heartwood of a tree (Haematoxylon Campechianum), a native of South America, It is a red, heavy wood, containing a crystalline substance called haematoxylin, and is used largely in dyeing. An extract from this wood is used in medicine as an astringent. Also called Campeachy wood, and bloodwood. Origin: So called from being imported in logs. Source: Websters Dictionary (01 Mar 1998)
Lexicographical Neighbors of Logwood
Literary usage of Logwood
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Analyst (1879)
"SIB,—So much has been written about the detection of alum in flour, by the logwood
test, that I feel somewhat reluctant to add to the bulk of matter. ..."
2. Commercial Organic Analysis: A Treatise on the Properties, Proximate by Alfred Henry Allen, Henry Leffmann (1900)
"With chromates, logwood yields a black color, which on exposure to light ...
logwood is used chiefly for dyeing black in conjunction with potassium ..."
3. The Microscopy of Technical Products by Thomas Franz Hanausek (1907)
"Numerous brown masses occur in the vessels of Domingo logwood, but only a few in
... The corresponding tissues of Laguna logwood are also rich in contents. ..."
4. Wood products: Distillates and Extracts by Paul Dumesny, J. Noyer (1908)
"The chief varieties are: the cut logwood of Spain, Mexican logwood, St. Dominica or
Hayti logwood, Honduras logwood, Martinique logwood, Guadeloupe logwood, ..."
5. The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, and General by Thomas Spencer Baynes (1888)
"Chipped logwood is moistened with water and spread in thin layers till a gentle
... logwood extract, largely used in calico printing, is obtained from ..."
6. Laboratory Manual of Dyeing and Textile Chemistry by Joseph Merritt Matthews (1909)
"USE OF logwood IN DYEING. Experiment 112. General Method of Dyeing logwood on Wool.
— Mordant four test-skeins of woolen yarn in the usual manner with 3 per ..."
7. Manual of Chemical Technology by Johannes Rudolf Wagner (1904)
"logwood is used for the purpose of dyeing blue and black. Extract of logwood is
very frequently prepared. Аг with other similar extracts, it should be made ..."
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