| quadrisection | A subdivision into four parts. Origin: Quadri- + section. Source: Websters Dictionary (01 Mar 1998) |
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| 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) |
| 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) |
| 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) |
| quartz |
Quartz is the second most abundant mineral in the Earth's crust. It has a hexagonal crystal structure made of trigonal crystallized silica (silicon dioxide, SiO2), with a hardness of 7 on the Mohs scale. Density is 2.6 g/cm³. The typical shape is a six-sided prism that ends in six-sided pyramids, although these are often distorted, or so massive that only part of the shape is apparent from a mined specimen. ...
Ãâó: en.wikipedia.org/wiki/Quartz
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| quaternary structure |
In biochemistry, many proteins are actually assemblies of more than one protein (polypeptide) molecule, which in the context of the larger assemblage are known as protein subunits. In addition to the tertiary structure of the subunits, multiple-subunit proteins possess a quaternary structure, which is the arrangement into which the subunits assemble. ...
Ãâó: en.wikipedia.org/wiki/Quaternary_structure
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| quasispecies |
the genetic heterogeneity of viral population within an infected individual.
Ãâó: www.geocities.com/HotSprings/3982/dictionary.html
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| quanta |
Discrete increment.
Ãâó: highered.mcgraw-hill.com/sites/0072480823/student_...
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| quantile |
A generic term for any fraction that divides a collection of observations arranged in order of magnitude into two specific parts. Thus, the upper quartile is the quantile that separates the upper one-quarter from the lower three-quarters of the observations. See also percentile, decile.
Ãâó: amsglossary.allenpress.com/glossary/browse
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| qua | any four copies |
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| qua | reproduce fourfold |
| qua | having four units or components |
| qua | increase by a factor of four |
| qua | any of several public officials of ancient Rome (usually in charge of finance and administration) |
| qua | a hearty draft |
| qua | to swallow hurriedly or greedily or in one draught |
| qua | a person who drinks heartily |
| qua | mammal of South Africa that resembled a zebra |
| qua | (of soil) soft and watery |
| qua | a soft wet area of low-lying land that sinks underfoot |
| qua | an edible American clam |
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