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1. Any of various often spiny trees or shrubs of the genus Acacia in the pea family, having alternate, bipinnately compound leaves or leaves represented by flattened leafstalks and heads or spikes of small flowers.
2. Any of several other plants in the pea family, especially of the genus Robinia.
3. See gum arabic.
[Middle English, from Latin, from Greek akakiā.]
1. (Plants) any shrub or tree of the tropical and subtropical leguminous genus Acacia, having compound or reduced leaves and small yellow or white flowers in dense inflorescences. Also called: acacia tree See also wattle14
3. (Plants) gum acacia another name for gum arabic
[C16: from Latin, from Greek akakia, perhaps related to akē point]
n., pl. -cias.
1. a small tree or shrub of the genus Acacia, of the legume family, having clusters of small yellow flowers.
2. any of several other plants, as the locust tree.
3. gum arabic.
[1535–45; < Latin < Greek akakía Egyptian thorn]
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|Noun||1.||acacia - any of various spiny trees or shrubs of the genus Acacia|
genus Acacia - large genus of shrubs and trees and some woody vines of Central and South America, Africa, Australia and Polynesia: wattle; mimosa
shittah, shittah tree - source of a wood mentioned frequently in the Bible; probably a species of genus Acacia
wattle - any of various Australasian trees yielding slender poles suitable for wattle
Acacia catechu, catechu, Jerusalem thorn - East Indian spiny tree having twice-pinnate leaves and yellow flowers followed by flat pods; source of black catechu
huisache, mimosa bush, scented wattle, sweet acacia, sweet wattle, Acacia farnesiana, cassie, flame tree - tropical American thorny shrub or small tree; fragrant yellow flowers used in making perfumery
tree - a tall perennial woody plant having a main trunk and branches forming a distinct elevated crown; includes both gymnosperms and angiosperms