| QUADRILATERAL | • quadrilateral n. A polygon with four sides. • quadrilateral n. An area defended by four fortresses supporting each other. • quadrilateral adj. Having four sides. |
| QUADRILATERALS | • quadrilaterals n. Plural of quadrilateral. • QUADRILATERAL n. a polygon of four sides. |
| QUADRILINGUAL | • quadrilingual adj. Involving four languages. • quadrilingual adj. Of a text, written in four languages. • quadrilingual adj. Of a person, able to speak four languages. |
| QUADRILITERAL | • quadriliteral adj. Used to describe word roots in Afroasiatic languages which consist of four letters. • quadriliteral n. A word root in an Afroasiatic language which consists of four letters. • QUADRILITERAL adj. consisting of four letters. |
| QUADRILITERALS | • quadriliterals n. Plural of quadriliteral. • QUADRILITERAL n. a word of four letters. |
| QUADRILLE | • quadrille n. A dance originating in the mid-1700s with four couples forming a square, rather much like the modern square dance. • quadrille n. The music for this dance. • quadrille n. (Card games) A Spanish trick-taking card game from the 1700s played with a 40-card deck. |
| QUADRILLED | • quadrilled v. Simple past tense and past participle of quadrille. • QUADRILLE v. to dance the quadrille. |
| QUADRILLER | • quadriller n. One who dances the quadrille. • QUADRILLER n. one who dances the quadrille. |
| QUADRILLERS | • quadrillers n. Plural of quadriller. • QUADRILLER n. one who dances the quadrille. |
| QUADRILLES | • quadrilles n. Plural of quadrille. • QUADRILLE n. (French) a square dance for four couples. |
| QUADRILLING | • quadrilling v. Present participle of quadrille. • QUADRILLE v. to dance the quadrille. |
| QUADRILLION | • quadrillion num. (US, modern British and Australian, short scale) A thousand trillion (logic:1,000×1,000^4): 1 followed… • quadrillion num. (Dated, UK, Australia, long scale) A million trillion (logic:1,000×1,000,000^2): 1 followed by twenty-four… • quadrillion n. (Figuratively, slang, hyperbolic) Any very large number, exceeding normal description. |
| QUADRILLIONS | • quadrillions n. Plural of quadrillion. • QUADRILLION n. a thousand raised to the fifth power. |
| QUADRILLIONTH | • quadrillionth adj. The ordinal form of the number one quadrillion. • quadrillionth n. The person or thing in the quadrillionth position. • quadrillionth n. One of a quadrillion equal parts of a whole. |
| QUADRILLIONTHS | • quadrillionths n. Plural of quadrillionth. • QUADRILLIONTH n. one of a quadrillion equal parts. |
| QUADRILOCULAR | • quadrilocular adj. Having four cells or compartments. • QUADRILOCULAR adj. having four compartments. |