isotonia i·so·to·ni·a (ī’sə-tō’nē-ə)
A condition of tonic equality, in which the tension or osmotic pressure in two substances or solutions is the same.
[ahy-suh-ton-ik] /ˌaɪ səˈtɒn ɪk/ adjective 1. Also, isosmotic. Physical Chemistry. noting or pertaining to solutions characterized by equal osmotic pressure. Compare (def 2), (def 2). 2. Physiology. 3. Music. of or characterized by equal tones. /ˌaɪsəʊˈtɒnɪk/ adjective 1. (physiol) (of two or more muscles) having equal tension 2. (of a drink) designed to replace the […]
noun 1. exercise or a program of exercises to increase muscular strength, power, and endurance based on lifting a constant amount of weight at variable speeds through a range of motion. 2. any specific exercise of this type. isotonic exercise n. Exercise in which isotonic muscular contraction is used to strengthen muscles and improve joint […]
noun, Pharmacology. 1. an aqueous solution of 0.9 percent sodium chloride, isotonic with the blood and tissue fluid, used in medicine chiefly for bathing tissue and, in sterile form, as a solvent for drugs that are to be administered parenterally to replace body fluids.
[ahy-suh-tohp] /ˈaɪ səˌtoʊp/ noun, Chemistry. 1. any of two or more forms of a chemical element, having the same number of protons in the nucleus, or the same atomic number, but having different numbers of neutrons in the nucleus, or different atomic weights. There are 275 isotopes of the 81 stable elements, in addition to […]