Definitions

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

  • adj. Chemistry Having valence 1.
  • adj. Chemistry Having only one valence.
  • adj. Genetics Of or relating to a chromosome that is not paired or united with its homologous chromosome during synapsis.
  • n. Genetics A univalent chromosome.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Having a valence of 1, or having only one valence.
  • adj. Of, or relating to a chromosome that is not paired with its homologous chromosome during synapsis.
  • n. Any univalent chromosome.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having a valence of one; capable of combining with, or of being substituted for, one atom of hydrogen; monovalent; -- said of certain atoms and radicals.

from The Century Dictionary and Cyclopedia

  • Having a valence of one; capable of replacing a single hydrogen atom in combination.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. used of a chromosome that is not paired or united with its homologous chromosome during synapsis
  • adj. having a valence of 1

Etymologies

uni- + -valent (Wiktionary)

Examples

  • This seems to imply that there couldn't be a coherent, univalent group intention that stands separate from the individuals who constitute the group.

    Acting as a group

  • They are fairly light and relatively soft, at 2 to 4 on Mohs 'hardness scale for the univalent micas.

    Mica

  • Attention: univalent pertussis vaccine: will remain stable for only 3 to 7 days at 37┬░C.

    Chapter 4

  • Silver forms only one series of salts, being always a univalent metal.

    An Elementary Study of Chemistry

  • The element forms two series of salts in which it acts as a metal: in the aurous series the gold is univalent, the chloride having the formula AuCl; in the auric series it is trivalent, auric chloride having the formula

    An Elementary Study of Chemistry

  • Finally one atom of a tetravalent element such as carbon will combine with four atoms of a univalent element, as in the compound

    An Elementary Study of Chemistry

  • A number of other elements are like hydrogen in being able to combine with at most one atom of other elements, and such elements are called _univalent_.

    An Elementary Study of Chemistry

  • The elements of the group are univalent in their compounds with hydrogen and the metals.

    An Elementary Study of Chemistry

  • In these two compounds the group of atoms, BiO, acts as a univalent metallic radical and is called _bismuthyl_.

    An Elementary Study of Chemistry

  • Thus, in the general reaction between an acid and a base, the essential action is between the univalent hydrogen ion and the univalent hydroxyl ion.

    An Elementary Study of Chemistry

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