A cubit devised by the second caliph, ‘Umar b. al-Khattab (13–23 AH), to measure lands of Sawad. It measured a cubit (prevalent) plus a grip of clasped hand and a thumb.
Mushrif
Mujtahid
Provisional Rate of Profit
Sukhra
Al-istihsan
Tawarruq
Irsad
Al-batil
Ummah
Al-ghulul