[Christ's-thorn] or Christ-thorn n (1562): any of several prickly or thorny shrubs (as the shrub Paliurus spina-christi or the jujube Ziziphus jujuba)
CHRIST'S-THORN
Meaning of CHRIST'S-THORN in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012