osmole


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osmole

 [oz´mōl]
a unit of osmotic pressure equivalent to the amount of solute that dissociates in solution to form one mole (Avogadro's number) of particles (molecules and ions). Symbol Osm.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

os·mole

(oz'mōl),
The molecular weight of a solute, in grams, divided by the number of ions or particles into which it dissociates in solution.
Farlex Partner Medical Dictionary © Farlex 2012

osmole

Physiology A volume-regulating organic solute that may accumulate in high concentrations in a cell without adverse effects on the cell's structure or function. See Idiogenic osmole.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

os·mole

(oz'mōl)
The molecular weight of a solute, in grams, divided by the number of ions or particles into which it dissociates in solution.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

osmole

The standard unit of osmotic pressure. The osmole is equal to the molecular weight of the dissolved substance expressed in grams divided by the number of particles or IONS into which each molecule of the substance dissociates in solution.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
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References in periodicals archive ?
Osmolarity is a measure of osmoles solute per kg solvent (water in the present study).
Osmotic and ionic effects of various electrolytes on the growth of wheat
La osmolalidad de una solucion es el numero de osmoles de soluto por kg de solvente, en tanto que osmolaridad es el numero de osmoles de soluto por litro de solucion.
El desafio diagnostico del sindrome poliuria-polidipsia
However, as [U.sub.sg] depends on the total osmotic load consumed and the number of osmoles in vitamin tablets is small compared to the total osmotic load of daily food intake, vitamin ingestion does not influence [U.sub.sg] (Armstrong, personal communication.
Incidence of pre-game dehydration in athletes competing at an international event in dry tropical conditions
The brain generates compounds called ideogenic osmoles, which raise intracellular osmolality and minimize brain shrinkage (Kokko, 2000; Marino 1998).
Preventing and managing dehydration
Mean urinary osmolality for this standard pool (n = 36) was 0.820 Osm/kg (osmoles per kilogram) with an RSD of 1.65%.
Urinary bisphenol A levels in young men: association with reproductive hormones and semen quality
This case describes a more unusual cause of hyponatremia, so-called beer potomania (2), in which free-water (out of proportion to osmoles) ingestion is the culprit.
Commentary
Examples of important "osmoles" in serum and cells are sodium, glucose, and urea (BUN).
Dialysis Disequilibrium Syndrome

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