quadˈrate /-rāt or -rit/ adjective

1. Square
2. Rectangular
3. Squarish
4. Squared
5. Square, as a power or root (obsolete mathematics)
6. Complete (obsolete)
7. Corresponding, consistent (obsolete)

1. A square or quadrate figure or object
2. The quadrate bone, suspending the lower jaw in vertebrates other than mammals
3. Quartile (obsolete astronomy)

1. To square
2. To make consistent

quadratic /-ratˈik/ adjective

1. Of or like a quadrate
2. Involving the square but no higher power, as a quadratic equation (mathematics)
3. Tetragonal (crystallography)

1. A quadratic equation
2. (in pl) the branch of algebra dealing with quadratic equations

quadratˈical adjective

quadrāˈtrix noun

A curve by which a curved figure (such as a circle) may be squared

quadˈrature /-rə-chər/ noun

1. Squareness (obsolete)
2. The finding of a square with an area equal to a given figure (mathematics)
3. An angular distance of 90º
4. The position of a heavenly body at such an angular distance from another body, or the time of its being there
5. A phase angle of 90º within a cycle (electronics)
6. A square space (Milton)

quadrāˈtus noun (anatomy)

The name of several flat rectangular muscles

B quadrāˈtum

Quadrate B (see under B)

quadrature of the circle see under square