πῆχυς (pēchyspay'-khoosnouncubit)
[Grk] πῆχυς LN: 81.25 GK: G4388 Hebrew: אַמָּה, יָד, כַּף, קָנֶה
Derivation: of uncertain affinity;
Strong's: the fore-arm, i.e. (as a measure) a cubit
KJV: --cubit.