Each gust of the clouded mood that seemed warmed by the heat of a heart flaming with anger has its counterpart in the chilly blasts that seem blown from a breast turned to ice with a sudden revulsion of feeling.
The dimension is the number of bases in the COLUMN SPACE of the matrix representing a linear function between two spaces. i.e. if you have a linear function mapping R3 --> R2 then the column space of the matrix representing this function will have dimension 2 and the nullity will be 1.
noun. 1  A measure of spatial extent, especially width, height, or length. 2  often dimensions Extent or magnitude; scope: a problem of alarming dimensions. 3  Aspect; element: âHe's a good newsman, and he has that extra dimensionâ (William S. Paley). 4  Mathematics.