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

  • adj. Having only one hydrogen ion to donate to a base in an acid-base reaction; monoprotic.
  • adj. Having only one metal ion or positive radical.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. containing one replaceable hydrogen atom
  • adj. having one atom of a univalent metal

from the GNU version of the Collaborative International Dictionary of English

  • adj. Capable of being neutralized by a univalent base or basic radical; having but one acid hydrogen atom to be replaced; -- said of acids.

from The Century Dictionary and Cyclopedia

  • Having one base: applied in chemistry to an acid which enters into combination with a univalent basic radical to form a neutral salt, or a salt containing one equivalent of a base.
  • Pertaining or relating to monobasis.


Sorry, no etymologies found.


  • ~ Such acids as hydrochloric and nitric acids, which have only one replaceable hydrogen atom in the molecule, or in other words yield one hydrogen ion in solution, are called monobasic acids.

    An Elementary Study of Chemistry

  • When this phosphate is acted upon with sulphuric acid, a soluble phosphate is formed, as Liebig first showed, to which the name superphosphate has been given, and which is also known as monobasic phosphate of lime, or monocalcic phosphate.

    Manures and the principles of manuring

  • All the acids naturally present in oils and fats, whether free or combined, are monobasic in character, that is to say, contain only one carboxyl -- CO. OH group.

    The Handbook of Soap Manufacture

  • 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

  • They are all monobasic, and this fact is expressed in the formulas by separating the replaceable hydrogen atom from the rest of the molecule:

    An Elementary Study of Chemistry

  • On distillation with condensing acids a large proportion of volatile monobasic acids (chiefly formic) are obtained.

    Researches on Cellulose 1895-1900

  • A small quantity of a monobasic acid was formed, which was identified as a hydroxypyromucic acid.

    Researches on Cellulose 1895-1900

  • VISICOL® (sodium phosphate monobasic monohydrate, USP, and sodium phosphate dibasic anhydrous, USP) Tablets, APRISO ™ (mesalamine) extended-release capsules 0.375 g.,

    The Earth Times Online Newspaper

  • These processes in buy lotrisone can extra for rabbits evenly when the monobasic age has demonstrated eliminated. {11} {13} {14} however, risk-benefit must provide calculated since lotrisone cream otc and usefulness occur may discuss designed longer breastfeeding loose application.


  • Before you use ORENCIA, your doctor may examine you for hepatitis. have a history of chronic obstructive pulmonary (lung) disease (COPD). are scheduled to have surgery. are allergic to any of the following ingredients in ORENCIA: abatacept, maltose, monobasic sodium phosphate, or sodium chloride for administration. recently received a vaccination or are scheduled for any vaccination. have diabetes and use a blood glucose monitor to check your sugar levels.

    WebMD Health


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