| FOURSQUARE | • foursquare adj. Having four equal sides; square. • foursquare adj. (By extension) Solid, robust. • foursquare adj. (Cryptography) Pertaining to a four-square cipher. |
| ARQUEBUSIER | • arquebusier n. (Military, now historical) A soldier armed with an arquebus. • ARQUEBUSIER n. a soldier armed with an arquebus. |
| CRAQUELURES | • craquelures n. Plural of craquelure. • CRAQUELURE n. (French) fine cracking that appears in old paintings. |
| OUTQUARTERS | • outquarters n. Quarters situated away from headquarters. • OUTQUARTERS n. quarters situated away from headquarters. |
| QUADRATURES | • quadratures n. Plural of quadrature. • QUADRATURE n. the finding of a square having the same area as some given curvilinear figure. |
| QUADRUMVIRS | • quadrumvirs n. Plural of quadrumvir. • QUADRUMVIR n. a member of a quadrumvirate. |
| QUARRELLOUS | • quarrellous adj. Alternative form of quarrelous. • QUARRELLOUS adj. (Shakespeare) giving to quarrelling. |
| ROQUELAURES | • roquelaures n. Plural of roquelaure. • ROQUELAURE n. a cloak reaching about to, or just below, the knees, worn in the 18th century, also ROCKLAY, ROKELAY. |
| TERRAQUEOUS | • terraqueous adj. Consisting of or involving earth and water. • terraqueous adj. Of a heavenly body, comprising both land and water, like the Earth. • TERRAQUEOUS adj. consisting of land and water, as the earth. |
| ARQUEBUSIERS | • arquebusiers n. Plural of arquebusier. • ARQUEBUSIER n. a soldier armed with an arquebus. |
| FOURSQUARELY | • FOURSQUARE adv. forthright, marked by boldness and conviction. |
| HARQUEBUSIER | • harquebusier n. Alternative form of arquebusier. • HARQUEBUSIER n. a soldier armed with an arquebus. |
| HARQUEBUSIERS | • harquebusiers n. Plural of harquebusier. • HARQUEBUSIER n. a soldier armed with an arquebus. |
| QUADRIFARIOUS | • quadrifarious adj. (Botany) Arranged in four rows or ranks. • QUADRIFARIOUS adj. arranged in four close-set rows along the stem. |
| QUARTZIFEROUS | • quartziferous adj. Yielding or containing quartz. • QUARTZIFEROUS adj. bearing quartz. |
| FOURSQUARENESS | • FOURSQUARE n. forthright, marked by boldness and conviction. |
| QUADRUMVIRATES | • quadrumvirates n. Plural of quadrumvirate. • QUADRUMVIRATE n. a group of four men acting together in some capacity. |