masc. proper name, biblical son of Jacob and Rachel, from Late Latin Joseph, Josephus, from Greek Ioseph, from Hebrew Yoseph (also Yehoseph; see Ps. lxxxi:6) "adds, increases," causative of yasaph "he added." Its use in names of clothing and plants often is in reference to his "coat of many colors."[Joseph etymology, Joseph origin, 英语词源]