value

value
A particular quantitative determination. For values not given below, see the specific name. SEE ALSO: index, number. [M.E., fr. O.Fr., fr. L. valeo, to be of v.]
- acetyl v. the milligrams of KOH required to neutralize the acetic acid produced by the hydrolysis of 1 g of acetylated fat; a measure of the hydroxy acid s present in glycerides; notably high in castor oil.
- buffer v. the power of a substance in solution to absorb acid or alkali without change in pH; this is highest at a pH v. equal to the pKa v. of the acid of the buffer pair. SEE ALSO: buffer capacity. SYN: buffer index.
- buffer v. of the blood the ability of the blood to compensate for additions of acid or alkali without disturbance of the pH.
- C v. the total amount of DNA in a haploid genome.
- caloric v. the heat evolved by a food when burnt or metabolized.
- Hehner v. SYN: Hehner number.
- homing v. in a cybernetic system such as homeostasis, that v. of a trait of interest that the restorative forces are directed towards maintaining.
- iodine v. SYN: iodine number.
- maturation v. an indicator of the level of maturation attained by vaginal epithelium and used as a factor in cytohormonal evaluation from the maturation index by valuing the parabasal cells at 0.0, the intermediate cells at 0.5, and the superficial cells at 1.0; for special investigations, subtypes of a major cell can be given different values.
- normal values a set of laboratory test values used to characterize apparently healthy individuals; now replaced by reference values.
- pH v. pH.
- phenotypic v. in quantitative genetics, the metrical quantity of some trait associated with a particular phenotype.
- predictive v. an expresion of the likelihood that a given test result correlates with the presence or absence of disease. A positive predictive v. is the ratio of patients with the disease who test positive to the entire population of individuals with a positive test result; a negative predictive v. is the ratio of patients without the disease who test negative to the entire population of individuals with a negative test.
- Rf v. Rf.
- reference values a set of laboratory test values obtained from an individual or group in a defined state of health; this term replaces normal values, since it is based on a defined state of health rather than on apparent health.
- thiocyanogen v. SYN: thiocyanogen number.
- threshold limit v. (TLV) the maximum concentration of a chemical recommended by the American Conference of Government Industrial Hygienists for repeated exposure without adverse health effects on workers.
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Valsartan Antihypertensive Long-term Use Evaluation

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val·ue (valґu) 1. a measure of worth or efficiency. 2. a quantitative measurement of the activity, concentration, or some other quality of a substance; see normal v's.

Medical dictionary. 2011.

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Synonyms:
, , (value in use), , , , , / , , , (value in exchange), , , , , , , , / , , / , / ,


Look at other dictionaries:

  • value — val·ue 1 / val yü/ n 1 a: a fair return or equivalent in goods, services, or money for something exchanged received good value for the price b: valuable consideration at consideration …   Law dictionary

  • Value — Val ue, n. [OF. value, fr. valoir, p. p. valu, to be worth, fr. L. valere to be strong, to be worth. See {Valiant}.] 1. The property or aggregate properties of a thing by which it is rendered useful or desirable, or the degree of such property or …   The Collaborative International Dictionary of English

  • Value — may refer to: *Value (mathematics), the value of a variable in mathematics. *Value (philosophy), the degree of importance, including the value independent on subjective valuations by any individual *Value (personal and cultural), the principles,… …   Wikipedia

  • Value — Val ue, v. t. [imp. & p. p. {Valued}; p. pr. & vb. n. {Valuing}.] [1913 Webster] 1. To estimate the value, or worth, of; to rate at a certain price; to appraise; to reckon with respect to number, power, importance, etc. [1913 Webster] The mind… …   The Collaborative International Dictionary of English

  • value — [val′yo͞o] n. [ME < OFr, fem. of valu, pp. of valoir, to be strong, be worth < L valere < IE base * wal , to be strong > WIELD] 1. a fair or proper equivalent in money, commodities, etc., esp. for something sold or exchanged; fair… …   English World dictionary

  • value — [valy] n. f. ÉTYM. V. 1180; archaïque depuis le XVIe (encore au XVIIIe, J. B. Rousseau in Littré); p. p. substantivé de valoir, remplacé par valeur, sauf dans plus value et moins value. ❖ ♦ Vx. Rapport, valeur. ❖ COMP …   Encyclopédie Universelle

  • value — n *worth Analogous words: *price, charge, cost, expense: *importance, consequence, significance, weight: *use, usefulness, utility value vb 1 * …   New Dictionary of Synonyms

  • value — [n1] financial worth amount, appraisal, assessment, charge, cost, equivalent, expense, market price, monetary worth, price, profit, rate; concepts 335,336 value [n2] advantage, worth account, bearing, benefit, caliber, condition, connotation,… …   New thesaurus

  • value — ► NOUN 1) the regard that something is held to deserve; importance or worth. 2) material or monetary worth. 3) (values) principles or standards of behaviour. 4) the numerical amount denoted by an algebraic term; a magnitude, quantity, or number.… …   English terms dictionary

  • Value —   [engl.], Wert …   Universal-Lexikon

  • value —  / value judgments  Ценность …   Вестминстерский словарь теологических терминов

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