diameter

As a noun diameter is

(geometry) any straight line between two points on the circumference of a circle that passes through the centre/center of the circle.

As a noun diameter

is (geometry) any straight line between two points on the circumference of a circle that passes through the centre/center of the circle.

As an adjective false is

(label) one of two states of a boolean variable; logic.

As a noun diameter

is (geometry) any straight line between two points on the circumference of a circle that passes through the centre/center of the circle.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between thick and diameter

is that thick is the thickest, or most active or intense, part of something while diameter is (geometry) any straight line between two points on the circumference of a circle that passes through the centre/center of the circle.

As an adjective thick

is relatively great in extent from one surface to the opposite in its smallest solid dimension.

As an adverb thick

is in a thick manner.

As a verb thick

is (archaic|transitive) to thicken.

As nouns the difference between diameter and dimensions

is that diameter is any straight line between two points on the circumference of a circle that passes through the centre/center of the circle while dimensions is plural of lang=en.

As a verb dimensions is

third-person singular of dimension.

As nouns the difference between ratio and diameter

is that ratio is reason while diameter is (geometry) any straight line between two points on the circumference of a circle that passes through the centre/center of the circle.