noun

tide

Translation

tide, current, trend

The tide is coming in.

He swam against the tide.

The tide of public opinion is changing.

((the)) tide The tide is high.

((a)) tide of ((sth.)) a large amount of sth. that is increasing A tide of anger rose in him.

Synonyms: current, flow, trend; Antonyms: ebb

From Old English 'tīd' meaning 'time, period'. The sense of the sea's movement developed from the idea of it happening at fixed times.

It sounds like 'tied'. The ocean's water level is 'tied' to the moon's gravity, creating the tide.