length
nounDefinition of length
1a
: the longer or longest dimension of an object
b
: a measured distance or dimension
10 feet in length
— see Metric System Table, Weights and Measures Table
c
: the quality or state of being long
the length of the journey
2a
: duration or extent in time
b
: relative duration or stress of a sound (such as a vowel or syllable in prose or a note in music)
3a
: distance or extent in space
a street with its length of colonial houses
b
: the length of something taken as a unit of measure
his horse led by a length
4
: the degree to which something (such as a course of action or a line of thought) is carried
—often used in plural went to great lengths to learn the truth
5a
: a long expanse or stretch
her lengths of lustrous hair
b
: a piece constituting or usable as part of a whole or of a connected series : section
a length of pipe
6
: the longer or vertical dimension of a piece of clothing
—often used in combination elbow-length sleeves
at length
1
: fully, comprehensively
The issue was debated at length.
2
: at last : finally
We at length reached the top of the mountain.
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