Sā'ros, n.
n. (Astron.) A Chaldean astronomical period or cycle, the exact length of which has been greatly disputed. It has been variously estimated from 3600 years to a little short of 10 years. Brande.
n. (Astron.) A Chaldean astronomical period or cycle, the exact length of which has been greatly disputed. It has been variously estimated from 3600 years to a little short of 10 years. Brande.