'Jerusalem thorn' definitions:

Definition of 'Jerusalem thorn'

noun

Thorny Eurasian shrub with dry woody winged fruit [syn: Christ's-thorn, Jerusalem thorn, Paliurus spina- christi]

noun

Spiny tree having dark red edible fruits [syn: jujube, jujube bush, Christ's-thorn, Jerusalem thorn, Ziziphus jujuba]

noun

Large shrub or shrubby tree having sharp spines and pinnate leaves with small deciduous leaflets and sweet-scented racemose yellow-orange flowers; grown as ornamentals or hedging or emergency food for livestock; tropical America but naturalized in southern United States [syn: Jerusalem thorn, horsebean, Parkinsonia aculeata]

noun

East Indian spiny tree having twice-pinnate leaves and yellow flowers followed by flat pods; source of black catechu [syn: catechu, Jerusalem thorn, Acacia catechu]

Definition of 'Jerusalem thorn'

From: GCIDE

Jerusalem \Je*ru"sa*lem\ (j[-e]*r[udd]"s[.a]*l[e^]m), n. [Gr. 'Ieroysalh`m, fr. Heb. Y[e^]r[=u]sh[=a]laim.] The chief city of Palestine, intimately associated with the glory of the Jewish nation, and the life and death of Jesus Christ. [1913 Webster]
Jerusalem artichoke [Perh. a corrupt. of It. girasole i.e., sunflower, or turnsole. See Gyre, Solar.] (Bot.) (a) An American plant, a perennial species of sunflower (Helianthus tuberosus), whose tubers are sometimes used as food. (b) One of the tubers themselves.
Jerusalem cherry (Bot.), the popular name of either of two species of Solanum (Solanum Pseudo-capsicum and Solanum capsicastrum), cultivated as ornamental house plants. They bear bright red berries of about the size of cherries.
Jerusalem oak (Bot.), an aromatic goosefoot ({Chenopodium Botrys}), common about houses and along roadsides.
Jerusalem sage (Bot.), a perennial herb of the Mint family (Phlomis tuberosa).
Jerusalem thorn (Bot.), a spiny, leguminous tree (Parkinsonia aculeata), widely dispersed in warm countries, and used for hedges.
The New Jerusalem, Heaven; the Celestial City. [1913 Webster]