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18 Letter Words Starting With E

Explore 239 English words that start with E and contain exactly 18 letters. Common examples include electrocardiometer, electrocardiometry, electroremediation, elliptospheroconic, erythematopustular.

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18-Letter E Words by Ending Letter

All 239 18-Letter Words Starting With E

echinoclathriamide(organic chemistry) A steroid amide (R)-2′-hydroxy-N-((2S,3S,4R)-1,3,4-trihydroxy-19-methylicosan-2-yl)heptadecanamide present in the marine sponge EchinoclathriaechocardiographistA cardiographist whose speciality is echocardiographyechoencephalographA device for carrying out echoencephalography.echoendoscopicallyBy means of echoendoscopy.ecoepidemiologicalRelating to, or using ecoepidemiologyecohydrogeomorphicecological and hydrogeomorphicecomorphologicallyIn an ecomorphological mannerecophilosophicallyIn an ecophilosophical manner or context.ecophysiologicallyIn terms of ecophysiology.ecopsychologicallyBy means or, or in terms of, ecopsychology.ecoregionalisationAlternative form of ecoregionalization.ecoregionalization(ecology) The formation of, or division into ecoregionsecotechnologicallyIn ecotechnological terms.ecotoxicologicallyWith regard to ecotoxicologyectendomycorrhizalRelating to or composed of ectendomycorrhiza.ectocervicovaginalOutside the cervix but within the vagina (typically of an animal)ectomycorrhizationThe formation of ectomycorrhizas with another specieseducationalizationThe act, process, or result of educationalizing.eigendecomposition(linear algebra) The factorization of a matrix into a canonical form, whereby the matrix is represented in terms of its eigenvalues and eigenvectors.ektacytometricallyIn an ektacytometric mannerelastohydrodynamicDescribing the effects of the elastic properties of a liquid on its dynamic behaviourelastophagocytosisThe phagocytosis of elastic fibres that sometimes occurs in skin tissueelastoviscoplastic(physics) Both elastic and viscoplasticelectroacupunctureA form of acupuncture in which a small electric current is passed between the needleselectroaerodynamicRelating to electroaerodynamics.electroanaesthesia(Commonwealth) Alternative spelling of electroanesthesia.electroantennogram(biology, physics) a display of the electrical activity of the cells of an insect antenna, especially in response to the detection of odourelectrobasographicRelating to the electrobasograph.electrobiochemicalelectrical and biochemicalelectrocapillarity(physics, chemistry) the effect of electric charge on surface tensionelectrocardiogramsplural of electrocardiogramelectrocardiographA device used in the diagnosis and detection of heart abnormalities that measures electric potentials on the surface of the body and creates a record (electrocardiogram) of the electrical currents associated with heart muscle activity.electrocardiologicAlternative form of electrocardiological.electrocardiometerA device used for electrocardiometry.electrocardiometryThe measurement of the heart's electrical activity.electrocardiophoneA device that uses electrodes to measure the state of the heart.electrocardioscopeA device that displays an electrocardiogramelectrocardioscopycardioscopy by means of an electrocardioscopeelectrochlorinatorA device used in electrochlorinationelectrochromicallyBy means of electrochromism.electrochronograph(dated) An electromagnetic chronographelectrocoagulation(surgery) A form of electrosurgery in which a high-frequency electric current is used to bring about the coagulation and destruction of tissue.electrocoagulativeRelating to electrocoagulation.electrocoalescence(physics) The coalescence of droplets under the influence of a variable electric fieldelectrocochleogramA record produced by electrocochleographyelectrocompressionelectrostatic (or electromagnetic) compressionelectrocontractileThat contracts following an electrical stimuluselectrocorticogramA record of the electrical activity of the brain obtained through electrodes in direct contact with the exposed cerebral cortexelectrocutaneouslyBy means of an electric current that flows through the skin.electrocyclisationAlternative form of electrocyclization.electrocyclization(organic chemistry) an electrocyclic reactionelectrocystographyThe recording of the electrical activity of the urinary bladderelectrodecantation(chemistry, physics) a technique for the separation of the constituents of colloids (sols) using a combination of electrodialysis and gravityelectrodeformationdeformation under the influence of an electric fieldelectrodepositableAble to be deposited by means of electrodeposition.electrodesiccationThe drying of tissue, and the prevention of bleeding, using a high-frequency electric currentelectrodessicationMisspelling of electrodesiccation.electrodiagnostics(medicine) Diagnostics which makes use of electromyography.electrodiffusionalof, pertaining to, or causing electrodiffusionelectrodiffusivelyBy means of electrodiffusionelectrodissolutionelectrochemical dissolutionelectrodynamicallyBy means of electrodynamicselectrodynamometerAn instrument, having a fixed and a moveable coil, that measures the power flowing in an electric circuit; a type of wattmeter.electrodynamometrymeasurement by electrodynamometerelectroejaculationA procedure for obtaining semen samples by stimulating nerves in the rectum, resulting in contraction of the pelvic muscles and ejaculation.electroendocytosisThe effect of an electric pulse on the adsorption of substances through a cell wallelectroendoosmosisAlternative form of electroendosmosis.electroengineering(rare) Synonym of electrical engineering.electrofulgurationcauterization with electricity; fulgurationelectrogasdynamics(dated, physics) The transport of ions in a gaselectrogastrographThe instrument used in electrogastrography to produce an electrogastrogram.electroglottographA device that measures the time variation of the degree of contact between the vibrating vocal folds during voice production.electrogoniometricRelating to electrogoniometry or measured using an electrogoniometerelectrographicallyBy electrography.electrogravimetric(chemistry) Relating to, or using electrogravimetryelectrogustometricRelating to electrogustometryelectrohysterogramThe graphical result of electrohysterographyelectroimmunoassay(immunology) A form of immunoassay that uses electrophoresiselectrokaryotypingThe separation and identification of electrokaryotypeselectrokineticallyIn terms of, or by means of, electrokinetics.electrokymographicRelating to electrokymography.electrolaryngogramThe graphical output of an electrolaryngographelectroluminescenthaving the quality of electroluminescenceelectromicroscopicBy means of an electron microscopeelectromyographist(medicine) Electromyographer.electroneurographySynonym of electroneuronography.electroneuronogramA diagnostic image produced by electroneuronography.electronmicrographAlternative form of electron micrograph.electronmicroscopyAlternative form of electron microscopy.electrooculographyThe measurement of the resting potential of the retina.electroolfactogramThe graphical output of electroolfactographyelectroosmoticallyIn terms of, or by means of, electroosmosis.electropherotypingThe differentiation of electropherotypeselectrophoretogramA chart showing the results of electrophoresis.electrophotographyany of several methods of photocopying in which an image is created and then transferred between surfaces using static electricityelectrophotometricRelating to electrophotometry or to an electrophotometerelectrophysiologicelectrophysiologicalelectropolymerized(chemistry) polymerized under the influence of an electric currentelectroquasistaticBeing or relating to a class of electromagnetic field in which a very slowly oscillating electric field is dominantelectroremediationThe use of electric fields to remove contaminants from polluted water.electrorestrictionMisspelling of electrostriction.electroretinographA machine that carries out electroretinography.electrorheologicalOf or pertaining to electrorheology.electroselectivity(chemistry) The selectivity of an ion exchange chromatography stationary phase for ions of a higher valencyelectrosensibilityThe (real or imagined) ability to perceive the presence of electric fields or electromagnetic radiationelectrosensitivityThe quality of being sensitive to electricity.electrospinabilityThe ability to be electrospunelectrospinographyThe analysis and recording of electrical activity in the spinal cordelectrostimulationStimulation with electricity, sometimes used in medicine.electrotechnicallyBy means of, or in terms of, electrotechnology.electrotelegraphic(historical) of or pertaining to the electrical telegraphelectrotherapeuticRelating to electrotherapy or electrotherapeutics.electrothermometerAny electronic device used to measure temperature, such as a thermistor, thermocouple, etc.electrothermometryThe use of the electrothermometer.electrotopological(physics, chemistry) Relating to electrotopologyelectrotransferredtransferred by means of electrotransferelectrotransformed(genetics) transformed via electrotransformation (or by electrotransfer)electrovibrationalRelating to electrovibrationelementalisticallyIn an elementalistic manner.eleutherodactyline(zoology) Any of the frogs of the family Eleutherodactylidae.elliptospheroconic(malacology, of a shell or fossil) Having a more ovular rather than spherical spheroconic shell.embryopathological(pathology) Relating to embryopathologyenantiocontrolling(chemistry) That maintains enantiocontrol.enantioconvergence(chemistry) stereoconvergenceenantiodetermining(chemistry) That determines which of a pair of enantiomers is produced by a reactionenantiomorphicallyIn an enantiomorphic mannerenantiorecognitionThe physical or chemical sensing and recognition of enantiomersenantioselectivelyIn an enantioselective mannerenantioselectivity(chemistry) The selectivity of a reaction towards one of a pair of enantiomersenantiospecificity(chemistry) The condition of being enantiospecificencephalocystocele(pathology) Synonym of hydrencephalocele.encephalomyelocele(pathology) A congenital defect in the cranium associated with herniation of the meninges and brain tissueencephalomyopathicRelated to encephalomyopathyencephalosclerosis(obsolete, pathology) hardening of brain tissueendocrinologicallyIn an endocrinological way.endocrinometabolic(biochemistry, pathology) endocrine and metabolicendocrinopathologyThe pathology of the endocrine system.endocytobiologicalRelating to endocytobiology.endoglycosidicallyIn an endoglycosidic mannerendophenotypicallyIn an endophenotypical mannerendothelialisationAlternative form of endothelialization.endothelializationThe formation of endothelial tissueenterohaemorrhagicThat causes bleeding in the intestines.enteropathogenesisintestinal pathogenesisenterotoxigenicityThe condition of being enterotoxigenicentomonecrophagousThat feeds on dead insects (typically arthropods)entomopathogenesisThe pathogenesis of insect diseaseentomopathogeneticMisspelling of entomopathogenic.entomophytophagousThat eats insects and plantsentrepreneurialismThe spirit or state of acting in an entrepreneurial manner.environmentability(genetics) The proportion of variability that is environmental, rather than genetic, in origin.eosinophilopoiesisThe production of eosinophilseosinophilopoieticRelating to eosinophilopoiesisepidemiogeographicepidemiological and geographicepididymovasostomy(surgery) A microsurgical procedure in which the vas deferens is directly connected to the epididymis to bypass a blockage in the epididymal tubules and restore the passage of sperm into the reproductive tract.epietiocholanoloneA steroid that is formed in the liver by the metabolism of testosteroneepiphenomenalisticRelating to epiphenomenalism.epipodophyllotoxin(organic chemistry) Any of a group of complex lignans extracted from the root of the American mayapple plant (Podophyllum peltatum)epitranscriptomicsThe transcriptomics of epitranscriptomesepizootiologicallyIn an epizootiological mannerequicharacteristic(mathematics) Of a ring: such that the ring and its residue field have the same characteristic.equidimensionalityThe property of being equidimensional.equidistributionalBeing or relating to an equidistribution.equisatisfiability(logic, of two formulas) The condition of being equisatisfiable.equivariantization(mathematics) conversion to equivariant formerythematopustularErythematous and pustular.erythematosquamouserythematous and squamouserythroblastopeniaA decrease of red blood cells in a complete blood count.erythrocytogenesisThe development of erythrocytes.erythrocytopoiesisSynonym of erythropoiesis.erythrodysesthesia(pathology) A form of erythema induced by chemotherapy.erythroenzymopathy(pathology) A disorder associated with enzymes in erythrocyteserythrokeratoderma(pathology) A skin condition characterised by redness and thickened skinerythroleukoplakia(pathology) A lesion that is red and white in colourerythromyelogenousRelating to the production or erythrocytes in bone marrow.erythroprosopalgia(pathology) A disorder similar to erythromelalgia, but with facial redness and paineschscholtzxanthin(organic chemistry) A particular carotenoid.esophagopharyngealRelating to the esophagus and larynx.essentialisticallyIn an essentialistic manner.establishmentarianA person who supports the political or social establishmentesthesiophysiologyStudy of sensory physiology or perception.ethnoarchaeologistSomeone interested in ethnoarchaeology.ethnoarcheologicalAlternative form of ethnoarchaeological.ethnobibliotherapyThe use of ethnic literature to develop a person's ethnic identity.ethnochoreologicalRelating to ethnochoreology.ethnomathematicianOne who studies ethnomathematics.ethnomethodologistA person engaged in ethnomethodology.ethnomusicologicalRelating to or pertaining to ethnomusicology.ethnonationalistic(rare) Synonym of ethnonationalist (“of or pertaining to ethnonationalism”).ethnoornithologistAn expert on ethnoornithology.ethnopharmacologicOf, or related to ethnopharmacology.ethnophilosophicalRelating to ethnophilosophy.ethnoprimatologistA primatologist whose speciality is ethnoprimatologyethnopsychologicalRelating to ethnopsychology.ethnoterritoriallyIn ethnoterritorial terms.etiopathologicallyBy means of etiopathology.eucatastrophicallyIn the manner of a eucatastrophe.euchromatinisationAlternative form of euchromatinization.euchromatinization(biochemistry) The conversion of chromatin into euchromatin.eupolyploidization(genetics) Conversion to eupolyploid formeustreptospondylusA megalosaurid dinosaur, of the genus †Eustreptospondylus, from the Callovian stage of the Middle Jurassic period.evangelicalizationThe process of making evangelical.evapoconcentrationConcentration of a solution by evaporationevapotranspirationThe transfer of water from the surface of the earth to the atmosphere by evaporation, sublimation and transpiration.evapotranspirativeBy means of evapotranspirationevolutionisticallyIn an evolutionistic mannerexeleutherostomize(rare) To speak out freely, especially at an inappropriate moment.exoatmosphericallyIn the nearby region of space outside Earth's atmosphere.exonucleolyticallyBy means of an exonucleaseexopolyphosphatase(biochemistry) Any of a class of exocellular phosphohydrolases that hydrolyse polyphosphateexopolysaccharidicRelating to or composed of exopolysaccharide.exoribonucleolysisexoribonucleolytic ribonucleolysisexoribonucleolyticBy the use of an exoribonucleaseexperiencelessnessAbsence of experience.expressionlessnessThe state of being without an expression.extemporaneousnessThe degree or property of being extemporaneous.exterosensorimotorRelating to sensorimotor activity outside of the bodyextrachromosomallyOutside a chromosome.extracompartmentalOutside of a compartmentextracomputationalOther than by means of computationextracytoplasmaticOutside the cytoplasm.extradiaphragmatic(anatomy) Not associated with the diaphragmextraembryonicallyIn an extraembryonic mannerextrahematopoieticRelating to extramedullary hematopoiesisextrahepatobiliaryOutside of the hepatobiliary systemextrahepatosplenicOutside of the liver and the spleenextrainstitutionalOutside of an institution.extramatrimoniallyextramaritallyextramitochondrialFrom outside of the mitochondriaextramorphologicalOther than morphological (in the context of morphology)extraparathyroidalOutside of the parathyroid gland.extraparenchymallyIn an extraparenchymal mannerextraparliamentaryOutside of a parliament or legislature.extraphilosophicalOutside the bounds of philosophy.extraphysiologicalNot physiologicalextrascripturalityThe quality of being extrascriptural.extraterrestriallyIn an extraterrestrial way; not on Earth.extraterritoriallyOutside of a territory.extrathermodynamicOutside of the realm of thermodynamics.

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