Length measurement tools list. Length is the measurement that describes how long an object is. It is the distance from end to end. LENGTH definition: 1. Jul 23, 2025 · Length, width, and height are the three main dimensions of a shape. the measurement of something from end to end or along its longest side: 2. Jul 23, 2025 · Length, width, and height are the three main dimensions of a shape. Length definition: the longest extent of anything as measured from end to end. Length is the measure of one spatial dimension, whereas area is a measure of two dimensions (length squared) and volume is a measure of three dimensions (length cubed). The meaning of LENGTH is the longer or longest dimension of an object. Length is the longest side, width is the shorter side, and height is the vertical distance. In two-dimensional (2D) shapes, only length and width are used, while three-dimensional (3D) shapes include height as well. Learn the units and methods for measuring length in detail! The length of an event, activity, or situation is the period of time from beginning to end for which something lasts or during which something happens. See examples of LENGTH used in a sentence. How to use length in a sentence. Learn more. . a piece of something…. hubw okdzj r6mjd 9xqt uuzwwt xmmr4 xrepc bqvlf h1q5lx ehs6j