• synonyms


  1. the quality or property of being soluble; relative capability of being dissolved.
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Origin of solubility

First recorded in 1670–80; soluble + -ity
Related formsin·ter·sol·u·bil·i·ty, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for solubility

Historical Examples of solubility

  • The product retains its solubility in water for a short period.

    Researches on Cellulose

    C. F. Cross

  • The change is in solubility and form, and not in amount of nutrients available.

  • A number of circumstances affect the solubility of a gas in a liquid.

  • It is important to note one peculiarity about the solubility of silicates.

  • The solubility of free narcotine in water is extremely small.

British Dictionary definitions for solubility


noun plural -ties
  1. the ability of a substance to dissolve; the quality of being soluble
  2. a measure of this ability for a particular substance in a particular solvent, equal to the quantity of substance dissolving in a fixed quantity of solvent to form a saturated solution under specified temperature and pressure. It is expressed in grams per cubic decametre, grams per hundred grams of solvent, moles per mole, etc
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for solubility


1670s, from soluble + -ity.

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Online Etymology Dictionary, © 2010 Douglas Harper

solubility in Medicine


  1. The quality or condition of being soluble.
  2. The amount of a substance that can be dissolved in a given amount of solvent.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.