| HEADQUARTERED | • headquartered v. Simple past tense and past participle of headquarter. • headquartered adj. If an organization is headquartered somewhere, it has its headquarters in that place. • HEADQUARTER v. to make one's headquarters. |
| PARAQUADRATES | • PARAQUADRATE n. a paired membrane bone of the vertebrate skull. |
| PREACQUAINTED | • preacquainted v. Simple past tense and past participle of preacquaint. • PREACQUAINT v. to acquaint beforehand. |
| QUADRATICALLY | • quadratically adv. In a quadratic way. • QUADRATICAL adv. involving the square but no higher power, as a quadratic equation, also QUADRATIC. |
| QUADRICIPITAL | • quadricipital adj. (Anatomy) Of or pertaining to the quadriceps. • QUADRICIPITAL adj. relating to the quadriceps, the great extensor muscle of the knee. |
| QUADRIFOLIATE | • quadrifoliate adj. (Botany) Having four leaves or leaflets. • QUADRIFOLIATE adj. having four leaves. |
| QUADRILATERAL | • quadrilateral n. A polygon with four sides. • quadrilateral n. An area defended by four fortresses supporting each other. • quadrilateral adj. Having four sides. |
| 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. |
| QUADRIPARTITE | • quadripartite adj. Divided into four parts. • quadripartite adj. Involving four parties or participants; four-party. • quadripartite n. A treatise divided into four parts. |
| QUADRIVALENTS | • quadrivalents n. Plural of quadrivalent. • QUADRIVALENT n. a quadrivalent chromosomal group. |
| QUADRUMVIRATE | • quadrumvirate n. Synonym of quattuorvirate. • QUADRUMVIRATE n. a group of four men acting together in some capacity. |
| QUADRUPLICATE | • quadruplicate adj. Having four parts. • quadruplicate adj. Four times over, multiplied by four. • quadruplicate n. In quadruplicate: four times over, in four copies. |
| QUARTERBACKED | • quarterbacked v. Simple past tense and past participle of quarterback. • QUARTERBACK v. to direct the offensive play of (as a football team). |
| QUARTODECIMAN | • Quartodeciman n. Any of a group of early Christians (especially in Asia Minor) who observed Pascha (Christian Passover… • Quartodeciman adj. Of or pertaining to these people. • QUARTODECIMAN n. an early Christian who celebrated Easter on Passover even if not a Sunday. |