| quadripennate | <zoology> Having four wings; said of insects. Origin: Quadri- + pennate. Source: Websters Dictionary (01 Mar 1998) |
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| quadriphyllous | <botany> Having four leaves; quadrifoliate. Origin: Quadri + Gr. Leaf. Source: Websters Dictionary (01 Mar 1998) |
| quadriplegia | Paralysis of all four limbs, both arms and both legs, as from a high spinal cord accident or stroke. (12 Dec 1998) |
| quadriplegic | Pertaining to or afflicted with quadriplegia. Synonym: tetraplegic. (05 Mar 2000) |
| quadripolar | Having four poles. (05 Mar 2000) |
| quadrisect | To divide into four parts. Synonym: quartisect. Origin: quadri-+ L. Seco, pp. Sectus, to cut (05 Mar 2000) |
| quadrisection | A subdivision into four parts. Origin: Quadri- + section. Source: Websters Dictionary (01 Mar 1998) |
| quadrisulcate | <zoology> Having four hoofs; as, a quadrisulcate foot; a quadrisulcate animal. Origin: Quadri + sulcate. Source: Websters Dictionary (01 Mar 1998) |
| quadritubercular | Having four tubercles or cusps, as a molar tooth. Origin: quadri-+ L. Tuberculum, tubercle (05 Mar 2000) |
| quadrivalence | <chemistry> The quality or state of being quadrivalent; tetravalence. Source: Websters Dictionary (01 Mar 1998) |
| quadrivalent | Describes an association of four homologous chromosomes at meiosis. (09 Oct 1997) |
| quadrivalve | <botany> Dehiscent into four similar parts; four-valved; as, a quadrivalve pericarp. Origin: Quadri- + valve: cf. F. Quadrivalve. Source: Websters Dictionary (01 Mar 1998) |
| quadrivium | The four "liberal arts," arithmetic, music, geometry, and astronomy; so called by the schoolmen. See Trivium. Origin: L. Source: Websters Dictionary (01 Mar 1998) |
| quadroon | The offspring of a mulatto and a white person; a person quarter-blooded. Alternative forms: quarteron, quarteroon, and quateron. Origin: F. Quarteron, or Sp. Cuarteron. See Quarter a fourth part, and cf. Quarteron. Source: Websters Dictionary (01 Mar 1998) |
| quadroxide | <chemistry> A tetroxide. Origin: Quadri- + oxide. Source: Websters Dictionary (01 Mar 1998) |