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WordReference Random House Unabridged Dictionary of American English © 2024sur′face ten′sion, [Physics.]- Physicsthe elasticlike force existing in the surface of a body, esp. a liquid, tending to minimize the area of the surface, caused by asymmetries in the intermolecular forces between surface molecules.
Collins Concise English Dictionary © HarperCollins Publishers:: surface tension n - a property of liquids caused by intermolecular forces near the surface leading to the apparent presence of a surface film and to capillarity, etc
- a measure of this property expressed as the force acting normal to one side of a line of unit length on the surface: measured in newtons per metre
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