FROM STRONG’S GREEK DICTIONARY (1890)

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

sumboulion συμβούλιον — soom-boo'-lee-on — neuter of a presumed derivative of 4825; advisement; specially, a deliberative body, i.e. the provincial assessors or lay-court:--consultation, counsel, council.

see GREEK for 4825