Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
1. the act of stretching.
2. the condition of being stretched or strained; the degree to which something is stretched or strained.
3. the partial pressure of a component of a gas mixture or of a gas dissolved in a fluid, such as oxygen in blood.
5. mental, emotional, or nervous strain.
6. hostility between two or more individuals or groups.
arterial tension blood pressure within an artery.
carbon dioxide tension the partial pressure of carbon dioxide in the blood, noted as pCO2 in blood gas analysis. See also respiration.
electric tension electromotive force.
intraocular tension intraocular pressure.
surface tension tension or resistance that acts to preserve the integrity of a surface.
tissue tension a state of equilibrium between tissues and cells that prevents overaction of any part.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
sur·face ten·sion (γ, σ),
the expression of intermolecular attraction at the surface of a liquid, in contact with air or another gas, a solid, or another immiscible liquid, tending to pull the molecules of the liquid inward from the surface; dimensional formula: mt-2.
Farlex Partner Medical Dictionary © Farlex 2012
sur·face ten·sion(sŭr'făs ten'shŭn)
The expression of intermolecular attraction at the surface of a liquid, in contact with air or another gas, a solid, or another immiscible liquid, tending to pull the molecules of the liquid inward from the surface; dimensional formula: mt-2.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
surface tensionA property of a liquid surface, arising from unbalanced molecular cohesive forces, in which the surface behaves as if it were covered by a thin elastic membrane under tension and tends to adopt a spherical shape.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
The attraction of molecules in a fluid for each other.
Mentioned in: Surfactant
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.