The difference between Dimension and Proportion

Dimension as a noun:

A single aspect of a given thing.

Dimension as a noun:

A measure of spatial extent in a particular direction, such as height, width or breadth, or depth.

Dimension as a noun:

A construct whereby objects or individuals can be distinguished.

Dimension as a noun (geometry):

The number of independent coordinates needed to specify uniquely the location of a point in a space; also, any of such independent coordinates.

Dimension as a noun (linear algebra):

The number of elements of any basis of a vector space.

Dimension as a noun (physics):

One of the physical properties that are regarded as fundamental measures of a physical quantity, such as mass, length and time.

Dimension as a noun (computing):

Any of the independent ranges of indices in a multidimensional array.

Dimension as a noun (science fiction, fantasy):

An alternative universe or plane of existence.

Dimension as a verb (transitive):

To mark, cut or shape something to specified dimensions.

Proportion as a noun (countable):

A quantity of something that is part of the whole amount or number.

Proportion as a noun (uncountable):

Harmonious relation of parts to each other or to the whole.

Proportion as a noun (countable):

Proper or equal share.

Proportion as a noun:

The relation of one part to another or to the whole with respect to magnitude, quantity, or degree.

Proportion as a noun (mathematics, countable):

A statement of equality between two ratios.

Proportion as a noun (countable, chiefly, in the plural):

Size.

Proportion as a verb (arts):

To set or render in proportion.