אַמָּה (ʼammâham-maw'noun|feminineell|foundation)
[Heb] אַמָּה ETCBC: אַמָּה‎ (subs|cubit) OSHL: a.dx.ae, a.dx.ad TWOT: 115c GK: H564, H567 Greek: μέτρον, πῆχυς
Derivation: prolonged from אֵם;
Strong's: properly, a mother (i.e. unit of measure, or the fore-arm (below the elbow), i.e. a cubit; also a door-base (as a bond of the entrance)
KJV: cubit, [phrase] hundred (by exchange for מֵאָה), measure, post.