<physiology> A biological term denoting a solution in which body cells can be bathed without a net flow of water across the semipermeable cell membrane. Also, denoting a solution having the same tonicity as some other solution with which it is compared, such as physiologic salt solution and the blood serum.

This entry appears with permission from the Dictionary of Cell and Molecular Biology

(11 Mar 2008)

isothipendyl, isothiuronium, isotone, isotonia < Prev | Next > isotonic coefficient, isotonic contraction

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