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Gum arabic   /gəm ˈærəbɪk/   Listen
noun
Gum  n.  
1.
A vegetable secretion of many trees or plants that hardens when it exudes, but is soluble in water; as, gum arabic; gum tragacanth; the gum of the cherry tree. Also, with less propriety, exudations that are not soluble in water; as, gum copal and gum sandarac, which are really resins.
2.
(Bot.) See Gum tree, below.
3.
A hive made of a section of a hollow gum tree; hence, any roughly made hive; also, a vessel or bin made of a hollow log. (Southern U. S.)
4.
A rubber overshoe. (Local, U. S.)
Black gum, Blue gum, British gum, etc. See under Black, Blue, etc.
Gum Acaroidea, the resinous gum of the Australian grass tree (Xanlhorrhoea).
Gum animal (Zool.), the galago of West Africa; so called because it feeds on gums. See Galago.
Gum animi or animé. See Anime.
Gum arabic, a gum yielded mostly by several species of Acacia (chiefly A. vera and A. Arabica) growing in Africa and Southern Asia; called also gum acacia. East Indian gum arabic comes from a tree of the Orange family which bears the elephant apple.
Gum butea, a gum yielded by the Indian plants Butea frondosa and B. superba, and used locally in tanning and in precipitating indigo.
Gum cistus, a plant of the genus Cistus (Cistus ladaniferus), a species of rock rose.
Gum dragon. See Tragacanth.
Gum elastic, Elastic gum. See Caoutchouc.
Gum elemi. See Elemi.
Gum juniper. See Sandarac.
Gum kino. See under Kino.
Gum lac. See Lac.
Gum Ladanum, a fragrant gum yielded by several Oriental species of Cistus or rock rose.
Gum passages, sap receptacles extending through the parenchyma of certain plants (Amygdalaceae, Cactaceae, etc.), and affording passage for gum.
Gum pot, a varnish maker's utensil for melting gum and mixing other ingredients.
Gum resin, the milky juice of a plant solidified by exposure to air; one of certain inspissated saps, mixtures of, or having properties of, gum and resin; a resin containing more or less mucilaginous and gummy matter.
Gum sandarac. See Sandarac.
Gum Senegal, a gum similar to gum arabic, yielded by trees (Acacia Verek and A. Adansoniä) growing in the Senegal country, West Africa.
Gum tragacanth. See Tragacanth.
Gum water, a solution of gum, esp. of gum arabic, in water.
Gum wood, the wood of any gum tree, esp. the wood of the Eucalyptus piperita, of New South Wales.


adjective
Arabic  adj.  Of or pertaining to Arabia or the Arabians.
Arabic numerals or Arabic figures, the nine digits, 1, 2, 3, etc., and the cipher 0.
Gum arabic. See under Gum.





Collaborative International Dictionary of English 0.48


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"Gum arabic" Quotes from Famous Books



... most important article of commerce as an export from the Soudan, is gum arabic: this is produced by several species of mimosa, the finest quality being a product of Kordofan; the other natural productions exported are senna, hides, and ivory. All merchandise both to and from the Soudan must be transported upon camels, no other animals being adapted ...
— The Albert N'Yanza, Great Basin of the Nile • Sir Samuel White Baker
... of Shera grows a tree called Arar (Arabic), from the fruit of which the Bedouins extract a juice, which is extremely nutritive. The tree Talh (Arabic), which produces the gum arabic (Arabic), is very common in the Ghor; but the Arabs do not take the trouble to collect the gum. Among other vegetable productions there is a species of tobacco, called Merdiny (Arabic), which has a most disagreeable taste; but, for want of a better kind, it is cultivated in great quantity, ...
— Travels in Syria and the Holy Land • John Burckhardt
... flowers,—some large, and some small,—enough to fill up one page of her book; and then to arrange them on the page in such a way as to produce the best effect; and Lucy did so. Then she gummed each one down upon the page, by touching the under side, here and there, with some gum arabic, dissolved in water, but made very thick. When she had done one page, she turned the leaf over very carefully, and laid a book upon it, and then proceeded to make selections of flowers for the second page. In this manner ...
— Rollo's Museum • Jacob Abbott
... These and the common sweats will invite the blood from the lungs to the skin. By keeping up the action of the skin for a few hours, the lungs will be relieved. In some instances, emetics and cathartics are necessary; mucilages, as gum arabic or slippery-elm bark, would be good. After the system is relieved, the skin is more impressible to cold, and consequently requires careful protection by clothing. In good constitutions, the first method is preferable, and generally sufficient ...
— A Treatise on Anatomy, Physiology, and Hygiene (Revised Edition) • Calvin Cutter
... tissues are too soft to be cut, they may be soaked in a solution of gum arabic and dried; in this condition they can be readily cut, after which the gum can be dissolved off. This is an extremely useful method for cutting the lung or other organs where an interstitial support is needed. For a very thin object, a cork fitting ...
— Scientific American Supplement, No. 492, June 6, 1885 • Various
... trouble; literally, "to shut up the wolf in the sheep-fold." When the offending agents have been expelled in this way, carminatives and demulcent agents may be given—1 dram of anise water, 1 dram nitrate of bismuth, and 1 dram of gum arabic, three times a day. Under such course the consistency of the stools should increase until in a day ...
— Special Report on Diseases of Cattle • U.S. Department of Agriculture
... ounce of gum arabic, and two ounces of isinglass, to four ounces of the extract from a leg of beef, considerably diminished the consistence of the mass, without adding to ...
— The Cook's Oracle; and Housekeeper's Manual • William Kitchiner


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