Feminine of H4141; a {reversal} that {is} the backside (of a {gem}) fold (of a double leaved {door}) transmutation (of a name): - being {changed} {inclosed} be {set} turning.
Exo 28:11With the work of an engraver in stone, like the engravings of a signet, shalt thou engrave the two stones with the names of the children of Israel: thou shalt make them to be setH4142 in ouches of gold.