isotonic

views updated May 14 2018

i·so·ton·ic / ˌīsəˈtänik/ • adj. Physiol. 1. (of muscle action) taking place with normal contraction.2. denoting or relating to a solution having the same osmotic pressure as some other solution, esp. one in a cell or a body fluid. ∎  (of a drink) containing essential salts and minerals in the same concentration as in the body and intended to replace those lost as a result of sweating during vigorous exercise.DERIVATIVES: i·so·ton·i·cal·ly / -ik(ə)lē/ adv.i·so·to·nic·i·ty / -təˈnisitē/ n.

isotonic

views updated Jun 08 2018

isotonic (I-soh-ton-ik) adj.
1. describing solutions that have the same osmotic pressure. See osmosis.

2. describing muscles that have equal tonicity. i. exercise see exercise.

isotonic

views updated May 21 2018

isotonic Applied to a cell in which the osmotic pressure is equal to that in the surrounding medium. Compare hypertonic and hypotonic.

isotonic

views updated May 18 2018

isotonic Applied to a cell in which the osmotic pressure is equal to that in the surrounding medium. Compare HYPERTONIC and HYPOTONIC.

isotonic

views updated May 21 2018

isotonic Solutions with the same osmotic pressure; often refers to a solution with the same osmotic pressure as body fluids. Hypertonic and hypotonic refer to solutions that are more and less concentrated.

isotonic

views updated Jun 08 2018

isotonic Describing solutions that have the same osmotic pressure (see osmosis).