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HYPOTONICITY

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hy⋅po⋅ton⋅ic

[hahy-puh-ton-ik]
–adjective
1. Physiology. (of tissue) having less than the normal tone.
2. Physical Chemistry. noting a solution of lower osmotic pressure than another solution with which it is compared (opposed to hypertonic ). Compare isotonic (def. 1).

Origin:
1890–95; hypo- + tonic


hy⋅po⋅to⋅nic⋅i⋅ty [hahy-poh-toh-nis-i-tee] , noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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hy·po·ton·ic   (hī'pō-tŏn'ĭk)   
adj.  
  1. Pathology Having less than normal tone or tension, as of muscles or arteries.

  2. Chemistry Having the lower osmotic pressure of two fluids.

hy'po·to·nic'i·ty (-tə-nĭs'ĭ-tē) n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: hy·po·ton·ic
Pronunciation: "hI-p&-'tän-ik, -pO-
Function: adjective
1 : having deficient tone or tension<hypotonic children>
2 : having a lower osmotic pressure than a surrounding medium or a fluid under comparison hypotonic solution> —compare HYPERTONIC 2, ISOSMOTIChy·po·ton·i·cal·ly /-i-k(&-)lE/ adverb

Main Entry: hy·po·to·nic·i·ty
Pronunciation: -t&-'nis-&t-E
Function: noun
Inflected Form: plural -ties
1 : the state or condition of having hypotonic osmotic pressure
2 : HYPOTONIA 2
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

hypotonic hy·po·ton·ic (hī'pō-tŏn'ĭk)
adj.

  1. Having less than normal tone or tension, as of muscles or arteries.

  2. Having a lower osmotic pressure than a reference solution.


hy'po·to·nic'i·ty (-tə-nĭs'ĭ-tē) n.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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