|a.||1.||Of or pertaining to tides; caused by tides; having tides; periodically rising and falling, or following and ebbing; as, tidal waters.|
The tidal wave of deeper souls
Into our inmost being rolls,
And lifts us unawares
Out of all meaner cares.
|Adj.||1.||tidal - of or relating to or caused by tides; "tidal wave"|