What is the meaning of length?

noun

• The linear extent in space from one end to the other; the longest dimension of something that is fixed in place.
  • usage: "the length of the table was 5 feet"
• Continuance in time.
  • usage: "the ceremony was of short duration"; "he complained about the length of time required"
  • synonyms: duration
• The property of being the extent of something from beginning to end.
  • usage: "the editor limited the length of my article to 500 words"
• Size of the gap between two places.
  • usage: "the distance from New York to Chicago"; "he determined the length of the shortest line segment joining the two points"
  • synonyms: distance
• A section of something that is long and narrow.
  • usage: "a length of timber"; "a length of tubing"