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1. Of or relating to salts or acids forming salts with two atoms of a univalent metal. Na2HPO4 is an example of a dibasic salt.
2. Diprotic.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Chemistry) (of an acid, such as sulphuric acid, H2SO4) containing two acidic hydrogen atoms. Compare diacidic
2. (Chemistry) (of a salt) derived by replacing two acidic hydrogen atoms: dibasic sodium phosphate, Na2HPO4.
dibasicity n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(daɪˈbeɪ sɪk)

1. containing two replaceable or ionizable hydrogen atoms: dibasic acid.
2. having two univalent basic atoms.
di`ba•sic′i•ty (-ˈsɪs ɪ ti) n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


[ˌdaɪˈbeɪsɪk] adj (Chem) → dibasico/a
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in periodicals archive ?
If we define financial literacy to dibasic banking transactions, the literacy rate in Pakistan will be extremely low given that only 13% of Pakistani adults have a formal account.
Phosphate dibasic was added at 1% level to stabilize casein and other proteins [30].
Keywords: Mineral Trioxide Aggregate, apical sealing ability, sodium phosphate dibasic solution.
These motifs are dibasic and unlikely to be susceptible to activation by endogenous furin-like proteases, leading to classification of these viruses as low pathogenicity avian influenza viruses.
The compounds that have historically attracted researchers' attention in relation to the environmental issues are water-soluble dibasic phenols--alkylresorcinols.
The ELM showed CLV_NDR_NDR_1 motifs matched sequence with amino acid residues RRT (878-880), a functional motif of N-Arg dibasic convertase (nardilysine) cleavage site (Xaa-I-Arg-Lys or Arg-I-Arg-Xaa) in the extracellular Golgi apparatus and cell surface.
The composition contains a nonionic surfactant that is a C12-C15 alkyl ethoxylated alcohol; a solvent selected from the group consisting of dibasic ester microemulsion, a compound having the formula R1--C(O)N(CH3)2 where Rl is a C2-C20 alkane, C3-C20 alkene, or C6-C20 diene, a compound having the formula R2--C(O)O--(CH2) n where R2 is a C1-C20 alkane, C3-C20 alkene, or C6-C20 diene, and n is an integer of between 1 and 10, or a combination of any of the aforementioned; and an organic co-solvent selected from the group consisting of 9-decanoic acid methyl ester, C9-C16 hydrocarbons, butyl 3-hydroxybutyrate and an C4-C28 add ester, or a combination thereof, with the proviso that at least the 9-decanoic add methyl ester must be present; and water.
We could observe the changes in a shape and width of peak at 950 [cm.sup.-1] from wide (sum of characteristics peaks of HA and dibasic calcium phosphate) to sharp peak of pure HA.
Each follicle was placed immediately in a container with PBSE medium comprised of 0.072 M dibasic potassium phosphate, 0.046 M sodium glutamate, 0.027 M fructose, 0.031 M sodium acetate, 0.016 M N-Tris (hydroxymethyl/ aminomethane), 0.0019 M potassium citrate, 0.0047 M monobasic potassium phosphate, and 0.0027 M tetrahydrate magnesium chloride.
Various extractants have been developed to extract boron from brine, especially based on the extraction system containing alcohol, such as monohydric alcohols, dibasic alcohols, and mixed alcohols.
The production of laccase enzymes was carried out by submerged culture, using a mineral medium consisting of magnesium sulfate heptahydrate (J.T.Baker [R]) ferrous sulfate heptahydrate (J.T.Baker [R]) manganese sulfate (J.T.Baker [R]), sodium chloride (J.T.Baker [R]), ammonium sulfate (J.T.Baker [R]), potassium phosphate dibasic (J.T.Baker [R]) and as carbon source wheat bran at a pH of 6.2 and inoculated with 4 units of 1 [cm.sup.2] of PDA (BD Bioxon [R]) with the strains of P.