equilateral

As nouns the difference between quadrilateral and equilateral

is that quadrilateral is a polygon with four sides while equilateral is an equilateral triangle.

As adjectives the difference between quadrilateral and equilateral

is that quadrilateral is having four sides while equilateral is referring to a polygon all of whose sides are of equal length. Not necessarily a regular polygon since the angles can still differ (a regular polygon would also be equiangular).

As adjectives the difference between equilateral and square

is that equilateral is equilateral while square is shaped like a (the polygon).

As a noun square is

(geometry) a polygon with four sides of equal length and four angles of 90 degrees; a regular quadrilateral whose angles are all 90 degrees.

As a verb square is

to adjust so as to align with or place at a right angle to something else.

is likely misspelled.

has no English definition.

As an adjective equilateral

is referring to a polygon all of whose sides are of equal length. Not necessarily a regular polygon since the angles can still differ (a regular polygon would also be equiangular).

As a noun equilateral

is an equilateral triangle.

As a noun taxonomy

is the science or the technique used to make a classification.

As an adjective equilateral is

equilateral.

As adjectives the difference between equilateral and nonequilateral

is that equilateral is referring to a polygon all of whose sides are of equal length. Not necessarily a regular polygon since the angles can still differ (a regular polygon would also be equiangular) while nonequilateral is not equilateral.

As a noun equilateral

is an equilateral triangle.

As an adjective equilateral

is equilateral.

As a noun equilaterality is

(mathematics) the condition of being equilateral.