a measurement of something in a particular direction, especially its height, length, or width: Please specify the dimensions (= the height, length and width) of the room. a building of vast DFwVNTBKMjLs A dimension is the measurement of something in physical space. You might give the painters every dimension ouding depth, height, and width. In addition to physical objects, dimension can describe something less tangible, such as the magnitude or extent of something. You might be shocked by the dimension of damage from the explosion 99ttIlhLoukC In physics and mathematics, the dimension of a mathematical space (or object) is informally defined as the minimum number of coordinates needed to specify any point within it. Thus, a line has a dimension of one (1D) because only one coordinate is needed to specify a point on it – for example, the point at 5 on a number line. A surface, such as the boundary of a cylinder or HAYyFSk37EHI Britannica Dictionary definition of DIMENSION. [count] 1. : the length, width, height, or depth of something : a measurement in one direction (such as the distance from the ceiling to the floor in a room) She carefully measured each dimension of the room. The room's dimensions [=its length, width, and height] were surprisingly small. 19BrttA4imiq
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