isotonic(redirected from isotonic solution)
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1. Physiol (of two or more muscles) having equal tension
2. (of two solutions) having the same osmotic pressure, commonly having physiological osmotic pressure
3. Music of, relating to, or characterized by the equal intervals of the well-tempered scale
Having uniform tension, as the fibers of a contracted muscle.
Of a solution, having the same osmotic pressure as the fluid phase of a cell or tissue.