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Related to isotonically: hypertonicity


1. Of equal tension.
2. Isosmotic.
3. Having the same concentration of solutes as the blood: an isotonic saline solution.
4. Physiology Of or involving muscular contraction in which the muscle remains under relatively constant tension while its length changes.

[iso- + Greek tonos, tension; see tone + -ic.]

i′so·ton′i·cal·ly adv.
i′so·to·nic′i·ty (-tə-nĭs′ĭ-tē) n.


(Physiology) physiol in an isotonic manner
References in periodicals archive ?
Iodixanol is formulated isotonically with blood by the addition of sodium and calcium electrolytes, which may explain the larger effect in the colorimetric assay compared to iomeprol.
Brashler, "Isolation of subpopulations of lymphocytic cells by the use of isotonically balanced solutions of ficoll.
After the tissues had been pretreated with the extracts for 3 min cumulative concentration response curves using either acetylcholine or barium ion were recorded isotonically in the organ bath, and the effect was allowed to reach a steady state at each concentration.