dipyridinium
Two pyridinium ions in a molecule

dipyridoxyl
Two pyridoxyl groups in a compound

dipyridyl
bipyridyl

dipyridylamido
A ligand derived from dipyridylamine by the removal of a hydrogen ion.

dipyridyls
plural of dipyridyl

dipyrimidine
Two pyrimidine groups in a molecule, especially in a nucleic acid
A bicyclic heterocycle composed of two pyrimidines joined by a single bond

dipyrimidines
plural of dipyrimidine

dipyrrole
A bicyclic heterocycle consisting of two fused pyrrole rings

dipyrroles
plural of dipyrrole

dipyrrolizine
A polycyclic heterocycle consisting of two fused pyrrolizine rings

dipyrrolizines
plural of dipyrrolizine

dipyrrolo
Any radical derived from a dipyrrole

dipyrrolomethane
Any dipyrrolo derivative of methane

dipyrrolomethanes
plural of dipyrrolomethane

dipyrrolos
plural of dipyrrolo

dipyrromethane
The bicyclic heterocycle 2,2'-methylenebis(1H-pyrrole) or any of several derivatives

dipyrromethene
A dipyrrin.

dipyrromethenes
plural of dipyrromethene

diquinoxaline
A polycyclic heterocycle consisting of two fused quinoxaline rings

diquinoxalines
plural of diquinoxaline

diradiation
The emission and diffusion of rays of light.

diresidue
A pair of amino acids that repeat in a particular protein.

diresidues
plural of diresidue

dirhenium
Two atoms of rhenium in a compound.

dirhodium
Two atoms of rhodium in a compound

diribonucleotide
A small segment of RNA consisting of two ribonucleotide monomers

diribonucleotides
plural of diribonucleotide

dirubidium
Two atoms of rubidium in a compound
Diatomic rubidium, Rb₂

diruthenium
Two ruthenium atoms in a molecule.

disacryl
A polymeric modification of acrolein.

disacryls
plural of disacryl

disamarium
Two samarium atoms in a molecule.

disbondment
Separation of a coating from a metal surface due to excessive voltage in cathodic protection.

discandium
Two scandium atoms in a molecule.

disclination
Any of several defects in rotational symmetry, especially in the orientation of the molecules of a liquid crystal; related to dislocation and dispiration.
extorsion

disclinations
plural of disclination

discmag
Alternative form of diskmag.

discmags
plural of discmag

discodermolide
A natural polyketide that is a potent inhibitor of tumour cell growth.

discoidin
A protein domain associated with blood coagulation

disczine
Alternative spelling of diskzine.

disczines
plural of disczine

diselenide
any inorganic selenide containing two atoms of selenium per molecule
any organic compound of general formula RSeSeR'

diselenides
plural of diselenide

diselenium
Two selenium atoms in a compound

disharmonism
A disharmonious mixture; the combination of traits from different races.

disharmonisms
plural of disharmonism

disialoganglioside
A ganglioside that has two sialic acid residues

disialogangliosides
plural of disialoganglioside

disialosyl
Two sialosyl radicals in a compound (often used attributively)

disialotransferrin
A transferrin with two sialic acid residues attached.

disialyl
Two sialyl groups in a molecule

disialyllactose
Any disialyl derivative of lactose

disialyloctasaccharide
Any octasaccharide that has two sialic acid moieties

disialyloctasaccharides
plural of disialyloctasaccharide

disilanyl
Two silanyl groups in a molecule
A univalent radical derived from a disilane

disilazane
The silicon analog of dimethylamine (SiH₃)₂NH

disilene
a molecule containing a silicon atom which forms a double bond to another silicon atom
a silicon analog of alkenes containing at least one silicon-silicon double bond.
a silicon analog of ethene, Si₂H₄ ( SiH₂=SiH₂ )

disilenes
plural of disilene

disilicide
Any silicide containing two atoms of silicon

disilicides
plural of disilicide

disilicon
Two silicon atoms in a compound

disiloxane
Any siloxane having two -Si-O- groups

disiloxanes
plural of disiloxane

disilver
Two silver atoms in a compound

disilyl
Two silyl groups in a compound
The univalent radical SiH₃-SiH₂- derived from disilane

disilyls
plural of disilyl

disilyne
a molecule containing a silicon atom which forms a triple bond to another silicon atom
a silicon analog of alkynes containing at least one silicon-silicon triple bond.
a silicon analog of ethyne, Si₂H₂ ( SiH≡SiH )

disilynes
plural of disilyne

disintegrin
Any of a family of polypeptides, isolated from venom, that interact with integrin proteins and inhibit the clumping of platelets

disintegrins
plural of disintegrin

diskazine
Synonym of diskzine.

diskazines
plural of diskazine

diskmag
A diskzine.

diskmags
plural of diskmag

diskzine
A zine distributed on floppy disk.

diskzines
plural of diskzine

dislipidemia
Alternative form of dyslipidemia.

dismutation
A disproportionation reaction, especially in a biological context, in which oxidized and reduced forms of a chemical species are produced simultaneously

dismutations
plural of dismutation

dismutator
Any substance that produces dismutation

dismutators
plural of dismutator

disodium
two atoms of sodium in a compound

disofenin
A diagnostic reagent.

disolvate
A solvate containing two molecules of solvent

disolvates
plural of disolvate

dispase
A protease that cleaves fibronectin and collagen

dispersoid
Colloid.
One of the microscopic particles dispersed throughout a colloid, or an analogous particle from a substance similarly dispersed throughout a solid.

dispersoidology
colloid chemistry

dispersoids
plural of dispersoid

dispiration
A singularity associated with screw symmetry or a screw displacement, especially in liquid crystals and crystalline polymers; related to dislocation and disclination.

dispirations
plural of dispiration

dissolvase
A helicase associated with chromosome dissolution

dissolvases
plural of dissolvase

distannide
A chemical compound with two tin atoms in the more electronegative role (Sn₂).

distannides
plural of distannide

distannoxane
Any of a class of organotin complexes of general formula [R₃SnOSnR₃]₂ that are used as catalysts.

distannoxanes
plural of distannoxane

distannylene
a tin analogue of ethylene, Sn₂H₄.

distannylenes
plural of distannylene

distearoyl
Two stearoyl groups in a molecule

distearoylphosphatidylethanolamine
A cephalin (phosphatidylethanolamine) containing two stearate groups

distearyl
Two stearyl groups in a molecule

distillate
The liquid that has been condensed from vapour during distillation; normally a purified form or a fraction of an original liquid.
The essence of something.
Diesel fuel.

distillates
plural of distillate

distintegrin
Misspelling of disintegrin.

distomer
The less pharmacologically active of the enantiomers of a drug.

distomers
plural of distomer

distributionalism
A general theory of language and a discovery procedure for establishing elements and structures of language based on observed usage.

distrontium
Two strontium atoms in a molecule.

disubstituent
Two substituents in a molecule

disuccinimidyl
Two succinimidyl radicals in a compound

disulfitopalladate
A chemical compound containing palladium and two sulfite groups Pd(SO₃)₂, for example potassium disulfitopalladate K₂Pd(SO₃)₂.

disulfitopalladates
plural of disulfitopalladate

disulfonyl
Two sulfonyl groups in a molecule

disulfur
Two atoms of sulfur in a compound.
A diatomic molecule of sulfur, S₂

disulphur
Alternative spelling of disulfur.

ditaine
An organic compound found in Alstonia scholaris (dita bark tree).

dital
A finger-operated key for raising the pitch of a guitar by a semitone.

ditals
plural of dital

ditantalum
Two tantalum atoms in a molecule.

ditechnetium
Two technetium atoms in a molecule.

ditelluride
Any telluride having two tellurium atoms in each molecule or unit cell

ditellurides
plural of ditelluride

ditellurium
Two tellurium atoms in a molecule.

diterbium
Two terbium atoms in a molecule.

diterebene
(chemistry) colophene