9-Letter Words Containing: A,T,U,R,A

• the antiparticle of a quark

• involving the second and no higher power of a quantity or degree

• an equation in which the highest power of an unknown quantity is a square

• a polynomial of the second degree

• an expert or collector of antiquities

• any of numerous small slender long-tailed parrots

• To adjust (a gun) on its carriage.

• To train (a gun) for horizontal firing.

• To square.

• To square; to agree; to suit; to correspond (with).

• a poisonous yellow solid used in solution as a herbicide

• a cubelike object

• a square-shaped object

• having four sides and four angles

• a quarter of the circumference of a circle

• any of the four areas into which a plane is divided by two orthogonal coordinate axes

• the area enclosed by two perpendicular radii of a circle

• a measuring instrument for measuring altitude of heavenly bodies

• a stanza of four lines

• A person who maintains an aquarium.