■ noun
1》 the alternate rising and falling of the sea due to the attraction of the moon and sun.
2》 a powerful surge of feeling or trend of events: a ~ of euphoria.
■ verb
1》 ( ~ someone over ) help someone through a difficult period, especially with financial assistance.
2》 archaic drift with or as if with the ~.
↘(of a ship) move in or out of harbour with the help of the ~.
Derivatives
~less adjective
Origin
OE tīd 'time, period, era', of Gmc origin; related to time .