Meaning

noun any of various spiny trees or shrubs of the genus Acacia

originEtymology tree Egyptian kkw Demotic Egyptian kky Coptic ⲭⲁⲕⲓ (khaki)bor. Ancient Greek ἀκᾰκίᾱ (akăkíā)der. Latin acāciabor. English acacia From Latin acacia, from Ancient Greek ἀκακία (akakía, “shittah tree”), either from Proto-Indo-European *h₂eḱ- (“sharp”) (compare ἀκή (akḗ, “point”)) or more likely a Pre-Greek word. First attested before 1398. Doublet of cassie.

Etymology from Wiktionary, CC BY-SA 3.0