Skip to content A B C D E F G H I J K L M N O P Q R S T U V W X Y Z digor A traditional sport of Bhutan, resembling shot put. Digorian Relating to the Digor people. digoride A particular steroid glycoside. DIGOS The General Investigations and Special Operations Division. digoxigenated That has been reacted with digoxigenin. digoxigenin A steroid found exclusively in the flowers and leaves of the plants Digitalis purpurea and Digitalis lanata. digoxigenized Synonym of digoxigenated. digoxin A poisonous compound present in the foxglove (Digitalis lanata) and other plants. It is a steroid glycoside and is used in small doses as a cardiac stimulant. digoxoside A particular steroid glycoside. digoxygenin The steroid aglycon of digoxin, obtained from foxgloves, used to label DNA and RNA probes digram A digraph (combination of two letters) digraph Synonym of directed graph. digraphia The concurrent use of two scripts for the same spoken language. digraphic Of or pertaining to a digraph. digraphically In terms of digraphs. digraphoid A dual pair of regular matroids. digraphon The object obtained as the limit of a convergent sequence of directed graphs. Digrazia A surname from Italian. digress To step or turn aside; to deviate; to swerve; especially, to turn aside from the main subject of attention, or course of argument, in writing or speaking. digressingly By way of digression. digression An aside, an act of straying from the main subject in speech or writing. digressional Pertaining to, or having the character of, a digression; departing from the main purpose or subject. digressionary Serving as a digression. digressive Marked by digression; rambling digressively In a digressive fashion. digressiveness The quality or state of being digressive. digressory digressive diGriz A surname. digs Lodgings; place of accommodation. Digswell A village in Welwyn parish, Welwyn Hatfield borough, Hertfordshire, England (OS grid ref TL2415). Diguan A barangay of Ozamiz, Misamis Occidental, Philippines. diguanide Biguanide. diguanidinobutanase A hydrolase enzyme that catalyzes the reaction of 1,4-diguanidinobutane and water into agmatine and urea. diguanosine Two guanosine entities in a molecule diguanylate Any ester of (cyclic) diguanylic acid diguetid Any spider in the family Diguetidae. Digweed A surname. digynian Synonym of digynous. digynous Having two styles or pistils. digyny The fertilization of a diploid ovum by a monoploid sperm, resulting in a triploid zygote. dih Filter-avoidance spelling of dick. dihadron Any particle that is a combination of two hadrons dihadronic Of or relating to dihadrons. dihafnium Two hafnium atoms in a molecule. dihalide A two-halogen-atom salt of any halogen acid (such as hydrochloric acid, hydrofluoric acid, or hydroiodic acid). dihalo Two halogen atoms in a compound dihaloalkane Any dihalo derivative of an alkane dihalocyclopropyl Any dihalo derivative of a cyclopropyl group dihaloelimination A reaction in which two halogen atoms are removed from adjacent carbon atoms of a compound dihalogen In which two hydrogen atoms are replaced by those of a halogen dihalogenated Modified by the addition of two (the same or different) halogen atoms dihaloketone Any dihalo derivative of a ketone dihalomethane Any compound of general formula CH₂X₂ (where X = a halogen), such as methylene chloride dihalomethyl A dihalo derivative of a methyl group dihaploid Having two identical copies of each chromosome as a result of chromosome doubling dihaplotype A dimeric haplotype dihectagon A polygon with two hundred sides and two hundred angles. dihedral An angle between two plane surfaces dihedron A polyhedron having two faces dihelium Two helium atoms in a molecule. diheme Two heme groups in a hemoprotein diheptad A sequence of fourteen bases composed of a repeated heptad diheptanoate Any ester or salt containing two heptanoate groups or anions diheptyl Two heptyl groups in a molecule diheterabenzene Any heterocycle formally derived from benzene by replacing two carbon atoms by heteroatoms diheteroglycan Any heteroglycan composed of two different monosaccharides diheteromer A dimer composed of two different monomers diheteromeric doubly heteromeric diheterozygous Having two genotypes which are both heterozygous. dihex A polyhex composed of two hexagons dihexagonal Consisting of two hexagonal parts united. dihexahedral Having the form of a dihexahedron. dihexahedron A six-sided prism having three planes on the extremities. dihexose Any disaccharide whose constituent sugars are both hexoses dihexoside Any glycoside derived from a dihexose dihexosyl Any univalent radical derived from a dihexose dihexosylceramide Any dihexosyl derivative of a ceramide dihexyl Two hexyl groups in a molecule dihexylphosphonate A phosphonate ester with two hexyl groups. dihexyverine An antimuscarinic. dihole Either of a pair of oppositely-charged holes that carry a dipole moment diholmium Two holmium atoms in a molecule. dihomolinoleate Any salt or ester of dihomolinoleic acid dihomomethionine The amino acid 2-amino-6-(methylthio)hexanoic acid dihomozygous Having two genotypes which are both homozygous. dihu A large, bowed Chinese string instrument of the huqin family, with a large soundbox covered at one end with snakeskin. Dihua Former name of Ürümqi. dihybrid A hybrid that is heterozygous with respect to two independent alleles dihydralazine A hydrazinophthalazine drug with antihypertensive properties. dihydratase Any enzyme that catalyses two hydrolysis reactions dihydrate A hydrate whose solid contains two molecules of water of crystallization per molecule, or per unit cell dihydrated Combined with two molecules of water dihydrazide Any compound that has two hydrazide groups dihydrazone Any compound containing two hydrazone groups dihydrexidine A drug that is a moderately selective full agonist at the dopamine D₁ and D₅ receptors. dihydric Containing two hydroxyl functional groups. dihydride Any hydride containing two atoms of hydrogen per molecule. dihydridooxidonitrogen The univalent inorganic radical aminoxyl dihydro Two hydrogen atoms in a molecule dihydroactinidiolide A terpenoid insect pheromone formed from actinidiolide by the addition of two hydrogen atoms across a double bond dihydroajaconine A diterpenoid alkaloid found in Consolida ajacis (syn. Delphinium ajacis). dihydroalprenolol A hydrogenated alprenolol derivative that acts as a beta-adrenergic blocker. dihydroanthracene The tricyclic hydrocarbon, consisting of two benzene rings connected by two methylene group bridges, formed by reduction of anthracene dihydroartemisinin An antimalarial drug, the active metabolite of all artemisinin compounds, also available as a drug in itself. dihydroauroglaucin A hydroquinone extracted from the fungus Eurotium repens with IUPAC name 2-[(1E,3E)-hepta-1,3-dienyl]-3,6-dihydroxy-5-(3-methylbut-2-enyl)benzaldehyde dihydroazepine Any dihydro derivative of azepine dihydroazepino Any dihydro derivative of an azepino group; a univalent radical derived from dihydroazepine dihydroazole Any dihydro derivative of azole dihydroazolo Any dihydro derivative of an azolo group; a radical derived from dihydroazole dihydrobenzene Synonym of cyclohexadiene. dihydrobenzo Any dihydro derivative of a benzo group dihydrobiopterin A compound produced in the synthesis of dopa, dopamine, norepinephrine and epinephrine. dihydrobromide A compound of an organic base and two molecules of hydrogen bromide dihydrocalcein A dihydro derivative of calcein -[2,7-bis[[bis(carboxymethyl)amino]methyl]-6-hydroxy-3-oxo-1,2-dihydroxanthen-9-yl]benzoic acid dihydrocapsaicin A capsaicinoid and analog and congener of capsaicin in chili peppers. dihydrocarbazole The unsaturated, tricyclic heterocycle formed by adding two hydrogen atoms to the pyrrole ring of a carbazole. dihydrocarveol A derivative of carveol in which the ring double bond has been hydrogenated dihydrocarvone A dihydro derivative of carvone with the formula C₁₀H₁₆O. dihydroceramidase Any enzyme that catalyses the hydrolysis of a dihydroceramide dihydroceramide The biochemical precursor of ceramide, into which it is converted by the enzyme dihydroceramide desaturase dihydrochalcone A hydrogenated derivative of chalcone that is the basis of many biologically active compounds dihydrochloride Any hydrochloride formed by reaction with two molecules of hydrochloric acid dihydrochrysene A chemical compound, C₁₈H₁₄. dihydrocinchonine A cinchona alkaloid with a hydrogenated double bond. dihydrocodeine A particular narcotic painkiller. dihydrocodeineone The enol tautomer of hydrocodone. dihydrocodeinone Hydrocodone. dihydroconiferin A chemical compound related to coniferin by the addition of two hydrogen atoms to a double bond on the propenyl side chain. dihydrocortisone An organic compound with the chemical formula C₂₁H₃₀O₅. dihydrocoumarin The lactone 3,4-dihydro-1-benzopyran-2-one used as a synthetic scent dihydrocuscohygrine An alkaloid found in coca. dihydrocytosine A hydrogenated form of cytosine, 5,6-dihydrocytosine, that is an intermediate in DNA production dihydrodaidzein The isoflavone 7-hydroxy-3-(4-hydroxyphenyl)-2,3-dihydrochromen-4-one dihydrodehydrocostuslactone A sesquiterpene lactone with the molecular formula C₁₅H₂₀O₂. dihydrodesoxymorphine The drug desomorphine. dihydrodiethylstilbestrol Synonym of hexestrol. dihydrodiol Any of a class of compounds formally derived from a benzene ring by replacing a -C=C- double bond with -CH(OH)-CH(OH)- dihydrodipicolinate Any salt or ester of dihydrodipicolinic acid dihydroergocalciferol Vitamin D₄ dihydroergocornine An ergot alkaloid, one of the three components of ergoloid along with dihydroergocristine and dihydroergocryptine. dihydroergocristine An ergot alkaloid, one of the three components of ergoloid along with dihydroergocornine and dihydroergocryptine. dihydroergocryptine A dopamine agonist of the ergoline chemical class used as an antiparkinsonian drug. dihydroergoline Any dihydro derivative of ergoline dihydroergosine An alkaloid present in sorghum (Sphacelia sorghi) dihydroergotamine An ergot alkaloid used to treat migraines, believed to act upon serotonin receptors. dihydroethidium A reduced form of ethidium that is used as a redox indicator, showing blue fluorescence until oxidized. dihydroetorphine A particular narcotic painkiller. dihydroeugenol A dihydro derivative of eugenol, used as a food additive. dihydroflavonol Synonym of hydroxyflavanone, especially a 3-hydroxyflavanone dihydrofolate Any salt or ester of dihydrofolic acid