tides

Definition

Tides are the regular rise and fall of the sea level caused mainly by the gravity of the moon and sun. The word can also be used more generally for rising and falling movements or trends.

Usage & Nuances

Usually plural: 'tides'. Used with 'high tide', 'low tide', 'tide comes in/goes out'. In figurative speech, it can mean changing trends, like 'the tides of history'. Common in scientific, poetic, and everyday beach contexts.

Example Sentences