Length

n. distance from end to end; period of time; extensiveness; section, piece (of fabric, etc.)

Length is the long dimension of any object. The length of a thing is the distance between its ends, its linear extent as measured from end to end. This may be distinguished from height, which is vertical extent, and width or breadth, which are the distance from side to side, measuring across the object at right angles to the length. In the physical sciences and engineering, the word "length" is typically used synonymously with "distance", with symbol or .
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Noun
1. the linear extent in space from one end to the other; the longest horizontal dimension of something that is fixed in place; "the length of the table was 5 feet"
(hypernym) fundamental quantity, fundamental measure
(hyponym) circumference
(attribute) long
2. continuance in time; "the ceremony was of short duration"; "he complained about the length of time required"
(synonym) duration
(hypernym) temporal property
(hyponym) longness
(attribute) long
3. the property of being the extent of something from beginning to end; "the editor limited the length of my article to 500 words"
(hypernym) extent
4. size of the gap between two places; "the distance from New York to Chicago"; "he determined the length of the shortest line segment joining the two points"
(synonym) distance
(hypernym) size
(hyponym) leg
5. a section of something that is long and narrow; "a length of timber"; "a length of tubing"
(hypernym) section, segment

(v. t.)
To lengthen.
  

(a.)
The quality or state of being long, in space or time; extent; duration; as, some sea birds are remarkable for the length of their wings; he was tired by the length of the sermon, and the length of his walk.
  

(a.)
The longest, or longer, dimension of any object, in distinction from breadth or width; extent of anything from end to end; the longest line which can be drawn through a body, parallel to its sides; as, the length of a church, or of a ship; the length of a rope or line.
  

(a.)
Distance.
  

(a.)
Detail or amplification; unfolding; continuance as, to pursue a subject to a great length.
  

(a.)
A single piece or subdivision of a series, or of a number of long pieces which may be connected together; as, a length of pipe; a length of fence.
  

(a.)
A portion of space or of time considered as measured by its length; -- often in the plural.
  

length; health; physic