Definition of Catechu

1. Noun. Extract of the heartwood of Acacia catechu used for dyeing and tanning and preserving fishnets and sails; formerly used medicinally.

Exact synonyms: Black Catechu
Substance meronyms: Acacia Catechu, Jerusalem Thorn
Generic synonyms: Extract, Infusion



2. Noun. East Indian spiny tree having twice-pinnate leaves and yellow flowers followed by flat pods; source of black catechu.
Exact synonyms: Acacia Catechu, Jerusalem Thorn
Group relationships: Genus Acacia
Generic synonyms: Acacia
Terms within: Black Catechu

Definition of Catechu

1. n. A dry, brown, astringent extract, obtained by decoction and evaporation from the Acacia catechu, and several other plants growing in India. It contains a large portion of tannin or tannic acid, and is used in medicine and in the arts. It is also known by the names terra japonica, cutch, gambier, etc.

Definition of Catechu

1. Noun. A gummy extract of any of several species of ''Acacia'', produced by boiling the wood of the tree in water and evaporating the resulting liquid. ¹

¹ Source: wiktionary.com

Definition of Catechu

1. a resin used in tanning [n -S]

Catechu Pictures

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Lexicographical Neighbors of Catechu

catechizing
catechol
catechol o-methyltransferase
catechol oestrogen
catechol oxidase
catecholamine
catecholaminergic
catecholaminergic polymorphic ventricular tachycardia
catecholamines
catecholase
catecholases
catecholate
catecholborane
catecholboranes
catechols
catechu (current term)
catechu nigrum
catechuic
catechuic acid
catechumen
catechumenate
catechumenates
catechumenical
catechumenist
catechumenists
catechumens
catechus
categorem
categorematic
categorematically

Literary usage of Catechu

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Encyclopaedia Britannica: “a” Dictionary of Arts, Sciences, Literature edited by Hugh Chisholm (1910)
"This extract is known as black catechu. A similar extract, known in pharmacy as pale catechu ... A third product to which the name catechu is also applied, ..."

2. Dr. Chase's Recipes: Or, Information for Everybody: an Invaluable Collection by Alvin Wood Chase (1888)
"To Prepare catechu.—To 7 or 8 pals, of water put 1 Ib. of catechu, ... catechu Brown.—Work the goods at a boiling heat for 2 hours in 2 Ibs. of catechu, ..."

3. Practical therapeutics by Edward John Waring (1866)
"Tinctura catechu (catechu in coarse powder oz. iiss ; Cinnamon bruised oz. j ; Proof Spirit Oj. Prepared by maceration and percolation). ..."

4. The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, and General by Thomas Spencer Baynes (1833)
"Ordinary black catechu is usually imported in three different forms. The first and best quality, known as Pegu catechu, is obtained in blocks externally ..."

5. A Dictionary of Applied Chemistry by Thomas Edward Thorpe (1912)
"Tho extract thus obtained comes into the market as Pegu catechu, ... According to Perkin and Yoshitake, gambier catechu contains a small quantity of a ..."

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