| quadrumana | <zoology> A division of the Primates comprising the apes and monkeys; so called because the hind foot is usually prehensile, and the great toe opposable somewhat like a thumb. Formerly the Quadrumana were considered an order distinct from the Bimana, which last included man alone. Origin: NL. See Quadrumane. Source: Websters Dictionary (01 Mar 1998) |
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| quadrumane | <zoology> One of the Quadrumana. Origin: L. Quattuor four + manus a hand: cf. F. Quadrumane. Source: Websters Dictionary (01 Mar 1998) |
| quadrumanous | <zoology> Having four hands; of or pertaining to the Quadrumana. Source: Websters Dictionary (01 Mar 1998) |
| quadruped | <zoology> An animal having four feet, as most mammals and reptiles; often restricted to the mammals. Source: Websters Dictionary (01 Mar 1998) |
| quadrupedal | <zoology> Having four feet; of or pertaining to a quadruped. Source: Websters Dictionary (01 Mar 1998) |
| quadruple amputation | Amputation of both arms and both legs. (05 Mar 2000) |
| quadruple rhythm | A quadruple cadence to the heart sounds due to the easy audibility of both third and fourth heart sounds, indicative of serious myocardial disease. Synonym: trainwheel rhythm. (05 Mar 2000) |
| quadruplet | One of four children born at one birth. Synonym: quadrigeminus. Origin: L. Quadruplus, four fold (05 Mar 2000) |
| quadruplex | Fourfold; folded or doubled twice. <physics> Quadruplex system, a system by which four messages, two in each direction, may be sent simultaneously over the wire. Origin: L, from quattuor four + plicare to fold. Source: Websters Dictionary (01 Mar 1998) |
| quadruplicate | 1. Fourfold; doubled twice; four times repeated; as, a quadruplicate ratio, or a quadruplicate proportion. 2. <mathematics> Raised to the fourth power. Origin: L. Quadruplicatus, p. P. Source: Websters Dictionary (01 Mar 1998) |