from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Not dissociated.
  • adj. Chemistry Not dissociated into simpler groups of atoms, single atoms, or ions.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Not dissociated

from The Century Dictionary and Cyclopedia

  • In phys. cham., not dissociated: said of that part of a dissolved electrolyte which is not electrolytically dissociated into its ions. See Arrhenius's theory of electrolytic or ionic dissociation.


Sorry, no etymologies found.


  • Chimeric research, especially the introduction of an undissociated mass of human stem cells into an animal blastocyst-stage embryo

    Human/Non-Human Chimeras

  • Any equilibrium which may be reached in solutions of these substances must take place between the various ions formed, on the one hand, and the undissociated molecules, on the other.

    An Elementary Study of Chemistry

  • ~ When a substance capable of dissociating into ions is dissolved in water, the properties of the solution will depend upon two factors: (1) the ions formed from the substance; (2) the undissociated molecules.

    An Elementary Study of Chemistry

  • _Two different ions may form undissociated molecules.

    An Elementary Study of Chemistry

  • But since water is almost entirely undissociated, equilibrium can only be reached when there are very few hydroxyl or hydrogen ions present.

    An Elementary Study of Chemistry

  • Acids 106 binary 113 characteristics 106 definition 107 dibasic 159 familiar 106 monobasic 159 nomenclature 113 organic 405 preparation 141 strength 111 ternary 113 undissociated 107

    An Elementary Study of Chemistry

  • Bases 107 characteristics 107 definition 108 familiar 107 nomenclature 113 organic 412 strength 113 undissociated 108

    An Elementary Study of Chemistry

  • The primary species of bound UCB in our models were: undissociated diacid for phosphatidylcholine, dianion for dodecyl maltoside micelles and cyclodextrins, and both monoanions and dianion for sodium taurocholate.

    BioMed Central - Latest articles

  • After comming it for a subaction showcomments viagra optional online and a half, i was desarrollar to emit improperly and became undissociated after eating.


  • By operating with very large quantities in weight, Stas unconsciously laid himself open to one of the most serious of the sources of error referred to, that of carrying out his precipitating reactions in much too concentrated solutions, the consequence of which was that the undissociated salts present in the solution were condensed on the phases separated off in solid form, thereby impurifying them in a much higher degree than the experimenters, with the knowledge they possessed at that time, had reason to expect.

    Nobel Prize in Chemistry 1914 - Presentation


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