Browse Other D Word Lengths
21-Letter D Words by Ending Letter
All 55 21-Letter Words Starting With D
dacryocystorhinostomy(surgery) a surgical procedure that creates a new passageway between the lacrimal sac and the nasal cavity to bypass a blockage in the normal tear drainage system, allowing tears to drain properly into the nose.deacetylcephalosporinAlternative form of deacetoxycephalosporin.deacetylmarsformosideA particular steroid glycoside.decahydroisoquinoline(organic chemistry) The saturated, bicyclic heterocycle, related to isoquinoline, composed of a cyclohexane ring fused to that of piperidinedeconfessionalisationNon-Oxford British English standard spelling of deconfessionalization.deconfessionalizationThe removal of the influence of a particular religion (from).dehydrocorticosterone(organic chemistry) The steroid 11-dehydrocorticosterone that is active in the adrenal cortexdeinstrumentalizationThe process of deinstrumentalizing.deintellectualizationThe process of deintellectualizing.dendroanthracologicaldendrological and anthracologicaldendrochronologicallyby the use of, or with reference to dendrochronologydendrogeomorphologistOne who studies dendrogeomorphology.denominationalizationThe process of denominationalizing.deoxyribodipyrimidine(biochemistry) A dimer formed from deoxyribopyrimidine by the action of ultraviolet lightdeoxyribonucleotidase(biochemistry) Any enzyme that catalyses the dephosphorylation of a deoxyribonucleotidedeprofessionalizationThe act or process of deprofessionalizing.dermatohistopathologyhistopathology of the skindermatovenereologicalRelating to dermatovenereologydesacetylscillirosideA particular steroid glycoside.desoxyoligonucleotideAlternative form of deoxyoligonucleotide.desoxyribonucleolyticThat cuts the internucleotide link in DNAdesulphoglucosinolateAlternative form of desulfoglucosinolate.diaminomonocarboxylic(organic chemistry) Describing amino acids that have two amino groups and one carboxylic acid groupdibenzocyclooctadiene(organic chemistry) Any tricyclic hydrocarbon composed of two benzene rings fused to one of cyclooctadiene, especially those that are the basis of some ligninsdibutylhydroxytoluenebutylated hydroxytoluenedichlorofluoromethane(organic chemistry) A particular halomethane or hydrochlorofluorocarbon, a colourless and odourless gas used as a propellant and refrigerant, harmful to the ozone layer.dichlorophenoxyaceticRelating to dichlorophenoxyacetic acid or its derivativesdichloroquinolinolate(organic chemistry) Any dichloro derivative of a quinolinolatedideoxyribonucleosideA deoxyribonucleoside in which an additional hydroxyl group has been replaced by a hydrogendideoxyribonucleotideA deoxyribonucleotide in which an additional hydroxyl group has been replaced by a hydrogendidesmethyldoxylamineOne of the two main metabolites of doxylamine (the other being desmethyldoxylamine).difluorocyclopropanol(organic chemistry) A difluoro derivative of cyclopropanol.dihydrodesoxymorphineThe drug desomorphine.dihydrophenanthridine(organic chemistry) A dihydro derivative of phenanthridinedihydroxyacetophenone(organic chemistry) Any of six isomeric dihydroxy derivatives of acetophenonedihydroxyhomotyrosine(organic chemistry) A derivative of homotyrosine with two hydroxy groups. Usually in the 3 and 4 position.dihydroxyphenylisatin(pharmacology) The laxative drug oxyphenisatine.diisopropylethylamine(organic chemistry) An amine used in organic chemistry as a base, traditionally prepared by the alkylation of diisopropylamine with diethyl sulfate.diisopropyltryptamineA psychedelic hallucinogenic drug of the tryptamine family, having primarily aural effects.diketospirilloxanthin(organic chemistry) A particular carotenoid.dimethoxybenzaldehyde(organic chemistry) Any dimethoxy derivative of benzaldehydedimethylaminostilbeneA dimethylamino derivative of stilbene that is used as an inhibitor of protein synthesis.dimethylbenzimidazole(organic chemistry) Any dimethyl derivative of benzimidazole, but especially 5,6-dimethylbenzimidazole which is a ligand in vitamin B12dimethyloxalylglycineA hydroxylase inhibitor, the methyl ester of N-(methoxyoxoacetyl)-glycinedimethylphenylsilanol(organic chemistry) The organosilanol (CH₃)₂C₆H₅SiOHdimethylpolysiloxanesplural of dimethylpolysiloxanediphosphatidylcholineA bilayer of two lecithin (phosphatidylcholine) moleculesdiphosphotransferasesplural of diphosphotransferasedisestablishmentarianRelating to the disestablishment of privileges, especially of an established church.disproportionablenessThe state or condition of being disproportionable.dolichyldiphosphatase(biochemistry) A hydrolase enzyme that catalyzes the chemical reaction dolichyl diphosphate + H₂O ⇌ dolichyl phosphate + phosphate.duodenocholedochotomy(surgery) A surgical procedure involving the creation of an incision between the duodenum and the common bile duct, typically performed to gain access to or relieve obstruction of the biliary system and allow drainage of bileduodenopancreatectomy(surgery) A major surgical procedure involving removal of the duodenum and part or all of the pancreas, typically performed to treat tumors or other diseases affecting the pancreatic head or adjacent duodenum, and followed by reconstruction of the digestive tract to re-establish the normal flow of bile, pancreatic secretions, and gastric contents.dysgammaglobulinaemia(pathology) An abnormality in the composition of gammaglobulins in the blooddysgranulocytopoiesis(medicine) Dysfunctional granulocytopoiesis; defective production of granulocytes.
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