12-Letter Words Containing: A,U,S,T,R,I,A

• Any solid with conventional crystalline properties but exhibiting a point group symmetry inconsistent with translational periodicity

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

• an algebraic equation or function of the fourth degree

• an equation of the fourth degree

• a polynomial of the fourth degree

• a person who studies and settles conflicts and disputes

• Apart from and in addition to music

• of or relating to persons who study or deal in antiques or antiquities

• of or relating to antiques or antiquities

• an expert or collector of antiquities

• the cardinal number that is the sum of three and one

• the period of the last 2 million years

• consisting of or especially arranged in sets of four

• coming next after the third and just before the fifth in position or time or degree or magnitude

• in an amateurish manner