| quasineutral plasma | <physics> An ionised gas in which positive and negative charges are present in approximately equal numbers. (09 Oct 1997) |
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| quasje | <zoology> The brown coati. See Coati. Source: Websters Dictionary (01 Mar 1998) |
| quassation | The breaking up of crude drug materials, such as bark and woody stems, into small pieces to facilitate extraction and other treatment. Origin: L. Quassatio, fr. Quasso, pp. -atus, to shake violently, fr. Quatio, to shake (05 Mar 2000) |
| quassia | The wood of several tropical American trees of the order Simarubeae, as Quassia amara, Picraena excelsa, and Simaruba amara. It is intensely bitter, and is used in medicine and sometimes as a substitute for hops in making beer. Origin: NL. From the name of a negro, Quassy, or Quash, who prescribed this article as a specific. Source: Websters Dictionary (01 Mar 1998) |
| quassin | <chemistry> The bitter principle of quassia, extracted as a white crystalline substance; formerly called quassite. Alternative forms: quassiin, and quassine. Origin: Cf. F. Quassine. See Quassia. Source: Websters Dictionary (01 Mar 1998) |
| quata | <zoology> The coaita. Source: Websters Dictionary (01 Mar 1998) |
| quater in die | See: q.i.d. Origin: L. Four times a day (05 Mar 2000) |
| quaternary | 1. Fourth in order. 2. Containing four elements or groups. Origin: L. Quaternarius, from quattuor = four (18 Nov 1997) |
| quaternary carbon atom | An atom of carbon to which four other carbon atom's are attached. (05 Mar 2000) |
| quaternary structure | The three-dimensional structure of a complex protein, this especially refers to the way the polypeptide subunits fit together. (09 Oct 1997) |
| quaternary syphilis | Any condition indirectly due to syphilis. Synonym: metasyphilis, parasyphilosis, quaternary syphilis. (05 Mar 2000) |
| quaternion | 1. The number four. 2. A set of four parts, things, or person; four things taken collectively; a group of four words, phrases, circumstances, facts, or the like. "Delivered him to four quaternions of soldiers." (Acts xii. 4) "Ye elements, the eldest birth Of Nature's womb, that in quaternion run." (Milton) "The triads and quaternions with which he loaded his sentences." (Sir W. Scott) 3. A word of four syllables; a quadrisyllable. 4. <mathematics> The quotient of two vectors, or of two directed right lines in space, considered as depending on four geometrical elements, and as expressible by an algebraic symbol of quadrinomial form. The science or calculus of quaternions is a new mathematical method, in which the conception of a quaternion is unfolded and symbolically expressed, and is applied to various classes of algebraical, geometrical, and physical questions, so as to discover theorems, and to arrive at the solution of problems. Origin: L. Quaternio, fr.quaterni four each. See Quaternary. Source: Websters Dictionary (01 Mar 1998) |
| Quatrefages de Breau | Jean L.A. De, French naturalist, 1810-1892. See: Quatrefages' angle. (05 Mar 2000) |
| Quatrefages' angle | An angle formed by the meeting of the prolongation of two lines tangential to the most prominent part of the zygomatic arch and to the parietofrontal suture on each side; when the lines remain parallel the angle is zero; when they diverge it is negative. Synonym: Quatrefages' angle. (05 Mar 2000) |
| quazepam | 7-Chloro-5-(o-fluorophenyl)-1,3-dihydro-1-(2,2,2-trifluoroethyl)-2H-1,4-benzodiazepine-2-thione;a benzodiazepine derivative used as a sedative and hypnotic. (05 Mar 2000) |
| quarter crack |
(1) Any sandcrack in the quarters of the hoof wall. May be superficial or penetrating; basal or coronary. (2) This term has been used to specifically denote a coronary sandcrack in the quarter.
출처: www.horseshoes.com/glossary/q/glsrq.htm
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| quasidominance |
The pattern of inheritance produced by the mating of an affected homozygote with an individual heterozygous for the same recessive trait so that homozygous affected members appear in 2 or more successive generations.
출처: www.kumc.edu/gec/gloss.html
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| quadriplegia |
Literally, "four palsy"; a topographical (which parts of the body are involved) subtype of spastic cerebral palsy in which all four extremities (arms or legs) are severely involved. Asymmetries are frequently present but not in such a way as to qualify for another topographic classification. Severe mental retardation is the rule. An inexperienced examiner may easily mistake rigidity for quadriplegia.
출처: www.childrenwithchallenges.net/definitions/Q.html
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| quantile |
Any of the values that divide a frequency distribution into a specified number of proportions.
출처: www.indiainfoline.com/bisc/accq.html
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| quality factor |
means the modifying factor (listed in tables 1004(b).1 and 1004(b).2 of ?20.1004) that is used to derive dose equivalent from absorbed dose.
출처: www.nrc.gov/reading-rm/doc-collections/cfr/part020...
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| qua | the act of discovering or expressing the quantity of something |
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| qua | a limitation imposed on the variables of a proposition (as by the quantifiers `some' or `all' or `no') |
| qua | (grammar) a word that expresses a quantity (as `fifteen' or `many') |
| qua | (logic) a word (such as `some' or `all` or `no') that binds the variables in a logical proposition |
| qua | express as a number or measure or quantity |
| qua | use as a quantifier |
| qua | the act of dividing into quanta or expressing in terms of quantum theory |
| qua | physics: apply quantum theory to |
| qua | telecommunications: approximate (a signal varying continuously in amplitude) by one whose amplitude is restricted to a prescribed set of discrete values |
| qua | expressible as a quantity or relating to or susceptible of measurement |
| qua | (of verse) having a metric system based on relative duration of syllables |
| qua | relating to the measurement of quantity |