What does the word length mean?

Usage examples for length

  1. " I could almost be proud of you, you have changed so," he said, at length. – Landolin by Berthold Auerbach
  2. " The lions were found hiding among the rocks on a hill covered with trees, and about a quarter of a mile in length. – New National Fourth Reader by Charles J. Barnes and J. Marshall Hawkes
  3. The whale had showed white water not a cable's length from the second mate's boat. – The Ice Pilot by Henry Leverage
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