gum acacia
Gum Gum, n. [OE. gomme, gumme, F. gomme, L. gummi and commis, fr. Gr. ?, prob. from an Egyptian form kam?; cf. It. {gomma}.] 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. [1913 Webster]

2. (Bot.) See {Gum tree}, {below}. [1913 Webster]

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.] [1913 Webster]

4. A rubber overshoe. [Local, U. S.] [1913 Webster]

{Black gum}, {Blue gum}, {British gum}, etc. See under {Black}, {Blue}, etc.

{Gum Acaroidea}, the resinous gum of the Australian grass tree ({Xanlhorrh[oe]a}).

{Gum animal} (Zo["o]l.), the galago of West Africa; -- so called because it feeds on gums. See {Galago}.

{Gum animi or anim['e]}. See {Anim['e]}.

{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 ({Amygdalace[ae]}, {Cactace[ae]}, 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. Adansoni["a]}) 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. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • gum acacia — Acacia A*ca cia, n.; pl. E. {Acacias}, L. {Acaci[ae]}. [L. from Gr. ?; orig. the name of a thorny tree found in Egypt; prob. fr. the root ak to be sharp. See {Acute}.] 1. A genus of leguminous trees and shrubs. Nearly 300 species are Australian… …   The Collaborative International Dictionary of English

  • gum acacia — n GUM ARABIC …   Medical dictionary

  • gum acacia — noun gum from an acacia tree; used as a thickener (especially in candies and pharmaceuticals) • Syn: ↑gum arabic • Hypernyms: ↑gum • Hyponyms: ↑Senegal gum • Substance Holonyms: ↑acacia …   Useful english dictionary

  • gum acacia — noun gum arabic …   Wiktionary

  • gum acacia —    see …   Glossary of Art Terms

  • Gum arabic — Gum arabic, a natural gum also called gum acacia, and chaar gund or char goond (in India), is the hardened sap taken from two species of the acacia tree, Acacia senegal and Acacia seyal . It is used primarily in the food industry as a stabilizer …   Wikipedia

  • Acacia Verek — Gum Gum, n. [OE. gomme, gumme, F. gomme, L. gummi and commis, fr. Gr. ?, prob. from an Egyptian form kam?; cf. It. {gomma}.] 1. A vegetable secretion of many trees or plants that hardens when it exudes, but is soluble in water; as, gum arabic;… …   The Collaborative International Dictionary of English

  • Gum — Gum, n. [OE. gomme, gumme, F. gomme, L. gummi and commis, fr. Gr. ?, prob. from an Egyptian form kam?; cf. It. {gomma}.] 1. A vegetable secretion of many trees or plants that hardens when it exudes, but is soluble in water; as, gum arabic; gum… …   The Collaborative International Dictionary of English

  • Gum Acaroidea — Gum Gum, n. [OE. gomme, gumme, F. gomme, L. gummi and commis, fr. Gr. ?, prob. from an Egyptian form kam?; cf. It. {gomma}.] 1. A vegetable secretion of many trees or plants that hardens when it exudes, but is soluble in water; as, gum arabic;… …   The Collaborative International Dictionary of English

  • Gum animal — Gum Gum, n. [OE. gomme, gumme, F. gomme, L. gummi and commis, fr. Gr. ?, prob. from an Egyptian form kam?; cf. It. {gomma}.] 1. A vegetable secretion of many trees or plants that hardens when it exudes, but is soluble in water; as, gum arabic;… …   The Collaborative International Dictionary of English

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