Definition of Hypertonic

1. Adjective. (of living tissue) in a state of abnormally high tension. "Hypertonic muscle tissue"

Derivative terms: Hypertonia, Hypertonus
Antonyms: Hypotonic

2. Adjective. (of a solution) having a higher osmotic pressure than a comparison solution.
Antonyms: Hypotonic, Isotonic

Definition of Hypertonic

1. Adjective. (context: of a solution) having a greater osmotic pressure than another ¹

2. Adjective. (anatomy) having a very high muscular tension; spastic ¹

¹ Source:

Definition of Hypertonic

1. [adj]

Medical Definition of Hypertonic

1. 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. See: hypotonic, isotonic. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Hypertonic Pictures

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Lexicographical Neighbors of Hypertonic

hyperthyroid heart
hypertonia polycythemica
hypertonic (current term)
hypertonic bladder
hypertonic solution
hypertonic solutions
hypertrichosis lanuginosa
hypertrichosis partialis

Literary usage of Hypertonic

Below you will find example usage of this term as found in modern and/or classical literature:

1. Artificial Parthenogenesis and Fertilization by Jacques Loeb (1913)
"If they are then transferred at the right time from this hypertonic solution to normal ... If the eggs are left too short a time in the hypertonic solution, ..."

2. A Text-book of Physiology for Medical Students and Physicians by William Henry Howell (1911)
"Isotonic, hypertonic, and Hypotonic Solutions.—In physiology the osmotic pressures exerted by various solutions are com pared usually with that of the ..."

3. A Manual of Pharmacology and Its Applications to Therapeutics and Toxicology by Torald Hermann Sollmann (1922)
"The intravenous injection of strongly hypertonic solutions is fatal, with stimulation and paralysis of the central nervous system. NaCl Income. ..."

4. Biological Bulletin by Marine Biological Laboratory (Woods Hole, Mass.) (1915)
"Since in Strongylocentrotus purpuratus treatment of the eggs with the hypertonic solution may precede that with acid sea water by as much as a forty-eight ..."

5. Infections of the Hand: A Guide to the Surgical Treatment of Acute and by Allen Buckner Kanavel (1921)
"hypertonic SALT SOLUTION.—Wright has suggested the use of a 5 per cent. solution of sodium chloride in suppurating wounds. Gauze wicks are saturated in this ..."

6. Intravenous Injection in Wound Shock, Being the Oliver-Sharpey Lectures by William Maddock Bayliss (1918)
"hypertonic Saline. Solutions containing 2 per cent. of sodium chloride have been frequently recommended and used, doubtless with the idea of attracting ..."

7. Block anesthesia and allied subjects: With Special Chapters on the Maxillary by Arthur Ervin Smith (1920)
"3 add a small amount of hypertonic solution. Take 2 cc of Ringer solution and evaporate down to one-half cc which makes a hypertonic solution. ..."

8. Collected Reprints by Charles Claude Guthrie (1907)
"It is known that hypertonic solutions when added to blood may cause laking.1 To determine if possible if this phenomenon could be due to a drying action on ..."

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