- hypertonic
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having an osmotic pressure higher than that of the environment, e.g. a fish in fresh water is hypertonic to its environment (and hence tends to lose salts and be flooded by water). Opposite to hypotonic
Dictionary of ichthyology. 2009.
Dictionary of ichthyology. 2009.
hypertonic — hy per*ton ic, n. [Pref. hyper + tonic.] (Physiology, Biochemistry) Having a higher osmotic pressure than a comparison solution; of an aqueous solution. Increasing the concentration of dissolved solids increases the osmotic pressure, and thus the … The Collaborative International Dictionary of English
hypertonic — 1855, from HYPER (Cf. hyper ) + TONIC (Cf. tonic). Related: Hypertonia; hypertonicity … Etymology dictionary
hypertonic — [hī΄pər tän′ik] adj. 1. having abnormally high tension or tone, esp. of the muscles 2. having an osmotic pressure higher than that of an isotonic solution … English World dictionary
hypertonic — 1. Having a greater degree of tension. SYN: spastic (1). 2. Having a greater osmotic pressure than a reference solution, which is ordinarily assumed to be blood plasma or interstitial fluid; more specifically, refers to a fluid in which c … Medical dictionary
hypertonic — adjective Etymology: International Scientific Vocabulary Date: 1855 1. exhibiting excessive tone or tension < a hypertonic baby > < a hypertonic bladder > 2. having a higher osmotic pressure than a surrounding medium or a fluid under comparison … New Collegiate Dictionary
hypertonic — Of a fluid, sufficiently concentrated to cause osmotic shrinkage of cells immersed in it. Note that a mildly hyperosmotic solution is not necessarily hypertonic for viable cells, that are capable of regulating their volumes by active transport.… … Dictionary of molecular biology
hypertonic solution — hypertonic solution. См. гипертонический раствор. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) … Молекулярная биология и генетика. Толковый словарь.
hypertonic solution — hipertoninis tirpalas statusas T sritis chemija apibrėžtis Tirpalas, kurio osmosinis slėgis didesnis už lyginamojo tirpalo slėgį. atitikmenys: angl. hypertonic solution rus. гипертонический раствор … Chemijos terminų aiškinamasis žodynas
hypertonic — hypertonicity /huy peuhr toh nis i tee/, n. /huy peuhr ton ik/, adj. 1. Physiol. of or pertaining to hypertonia. 2. Physical Chem. noting a solution of higher osmotic pressure than another solution with which it is compared (opposed to hypotonic) … Universalium
hypertonic — adjective a) having a greater osmotic pressure than another b) having a very high muscular tension; spastic Ant: hypotonic … Wiktionary