FROM STRONG’S GREEK DICTIONARY (1890)

Strong’s Greek Dictionary (1890) — public domain, printed whole.

prothesmios προθεσμία — proth-es'-mee-os — from 4253 and a derivative of 5087; fixed beforehand, i.e. (feminine with 2250 implied) a designated day:--time appointed.

see GREEK for 4253

see GREEK for 5087

see GREEK for 2250