What does the word tide mean?

Usage examples for tide

  1. The tide had withdrawn and left her there. – The Corner House Girls on Palm Island by Grace Brooks Hill Thelma Gooch
  2. The tide was again almost at the full. – Project Gutenberg History of The Netherlands, 1555-1623, Complete by John Lothrop Motley
  3. This, at high tide, would be scarcely a foot above the water. – As It Was in the Beginning by Philip Verrill Mighels