9-Letter Words Containing: I,Q,R,T

• hard metamorphic rock consisting essentially of interlocking quartz crystals

• An electronic device that samples a varying quantity (e.g. a waveform) and generates a digital response

• (informal) strikingly unconventional

• 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

• an essay or article that gives a critical evaluation (as of a book or play)

• a serious examination and judgment of something

• appraise critically

• any of several spore-bearing aquatic or marsh plants having short rhizomes and leaves resembling quills; worldwide except Polynesia