ethylenediamine
The diamine NH₂-CH₂-CH₂-NH₂ that is used in organic synthesis and in the manufacture of polymers

ethyleneimine
aziridine

ethyleneimines
plural of ethyleneimine

ethylenes
plural of ethylene

ethylenimine
aziridine

ethylenimines
plural of ethylenimine

ethylephedrine
etafedrine

ethylhexyl
Any ethyl derivative of a hexyl radical, but especially 2-ethylhexyl

ethylhexyls
plural of ethylhexyl

ethylhydrocuprein
Alternative form of ethylhydrocupreine.

ethylhydrocupreine
A chemical used in cell culture to distinguish Streptococcus pneumoniae from other alpha-hemolytic streptococci such as Streptococcus viridans.

ethylideneproline
An ethylidene derivative of proline whose structure is the core of the lucentamycins

ethylin
Any of several ethyl ethers of glycerol

ethylins
plural of ethylin

ethylnorepinephrine
A sympathomimetic and bronchodilator related to norepinephrine.

ethylone
3,4-methylenedioxy-N-ethylcathinone, a recreational designer drug classified as an entactogen, stimulant, and psychedelic.

ethylpyrimidine
Any ethyl derivative of pyrimidine

ethylpyrimidines
plural of ethylpyrimidine

ethylsulfonyl
A functional group (–C₂H₅SO₂–), consisting of an ethyl group combined with a sulfonyl group, often found in pharmaceuticals and agrochemicals.

ethylvanillin
A compound with chemical formula (C₂H₅O)(HO)C₆H₃CHO.

ethynediol
acetylenediol

etifenin
A diagnostic reagent.

etiochloroplast
Synonym of etioplast.

etiochloroplasts
plural of etiochloroplast

etiophyllin
A decomposition product of chlorophyll.

etioplast
A chloroplast that has never been exposed to light; a prolamellar body

etioplasts
plural of etioplast

etofylline
A phosphodiesterase inhibitor.

etohexadiol
The ectoparasiticide 2-ethylhexane-1,3-diol

etoloxamine
A histamine 1 receptor antagonist.

etomethazene
A benzimidazole derivative with opioid effects, sometimes used as a designer drug.

etonitazepipne
A benzimidazole derivative with opioid effects, sometimes used as a designer drug.

etryptamine
α-ethyltryptamine, a psychedelic, stimulant and entactogen of the tryptamine chemical class.

eucalyptol
A polycyclic monoterpenoid ether, obtained from eucalyptus oil, used in perfumery and in the production of pharmaceuticals etc.

eucalyptole
Alternative spelling of eucalyptol.

eucalyptols
plural of eucalyptol

eucarvone
A monoterpenoid with chemical formula C₁₀H₁₄O.

eucasin
An ammonium derivative of casein

eucasins
plural of eucasin

euchromatin
uncoiled dispersed threads of chromosomal material that occurs during interphase; it stains lightly with basic dyes

euchromatins
plural of euchromatin

eucolloid
Any colloid whose particles have a large diameter (typically > 250 nm)

eucolloids
plural of eucolloid

eudesmanolide
Any of a group of sesquiterpene lactones present in Wedelia

eudesmanolides
plural of eudesmanolide

eudesmol
Any of a group of naturally occurring sesquiterpenoid alcohols.

eudistomidin
Any of a group of alkaloids present in marine tunicates of the genus Eudistoma

eudistomidins
plural of eudistomidin

eudistomin
Any of a group of carboline derivatives present in marine tunicates of the genus Eudistoma

eudistomins
plural of eudistomin

eufod
A chemical compound, chemical formula Eu(OCC(CH₃)₃CHCOCF₂CF₂CF₃)₃, used in NMR spectroscopy.

eugenin
A colourless chromone derivative from oil of cloves, and carrots; clove camphor.

eugenitin
A chromone derivative, a type of phenolic compound found in cloves.

euglobulin
A fraction of serum proteins obtained as a precipitate by adjusting salt levels and pH.

euglobulins
plural of euglobulin

euhymenium
Hymenium in which the basidia are among the first elements formed.

eulysite
A metamorphic rock composed of iron and manganese-bearing silicates.

eumagnesemia
Synonym of normomagnesemia.

eumedusoid
A free-swimming gonophore

eumedusoids
plural of eumedusoid

eunicellin
Any of a class of diterpenoids having a cladiellane skeleton with a C-2, C-9 ether bridge.

eunicellins
plural of eunicellin

eunuchoidism
A syndrome in males with a lack of sex characteristics due to lack of proper male sex hormones.

eunuchoidisms
plural of eunuchoidism

euomphaloceratine
An ammonite in the acanthoceratid subfamily Euomphaloceratinae.

euomphaloceratines
plural of euomphaloceratine

eupad
A powder made from chlorinated lime and boric acid. It is mixed with water to produce eusol.

eupahyssopin
A sesquiterpene lactone found in Eupatorium hyssopifolium.

euparathyroidism
Healthy parathyroid function, with normal amounts of parathyroid hormone.

eupatilin
An O-methylated flavone found in Artemisia indica, among other species, and used in the treatment of acid-related disorders.

eupatorin
Alternative form of eupatorine.

eupatorine
An organic compound extracted from various species of Eupatorium.

eupatriochromene
An antitrypanosomal chromene

euphorbin
An organic compound derived from various species of Euphorbia.

euphorbine
Alternative form of euphorbin.

euphorbone
A substance found in euphorbium.

euphyllin
Alternative form of euphylline.

euphylline
A 2:1 complex of theophylline and ethylenediamine.

eupion
Alternative form of eupione.

eupione
A clear oily liquid obtained by the destructive distillation of various vegetable and animal substances; specifically, an oil consisting largely of the higher hydrocarbons of the paraffin series.

eupittone
A yellow crystalline substance, resembling aurin, obtained by the oxidation of pittacal; eupittonic acid.

eurhodine
Any of several amino derivatives of phenazine dyes similar to safranines

eurochromatin
Misspelling of euchromatin.

eurycomanol
A quassinoid related to the eurycolactones

eurypterine
Any in the suborder †Eurypterina of extinct arthropods.

eurypterines
plural of eurypterine

eusol
An antiseptic made from chlorinated lime and boric acid.

eutexia
The principle or process of forming from given components the eutectic alloy, or alloy of maximum fusibility.

eutomer
The more pharmacologically active of the enantiomers of a drug.

eutomers
plural of eutomer

euxanthin
Indian yellow or magnesium euxanthate, a transparent yellow pigment used in oil paint.

euxanthine
Alternative spelling of euxanthin.

evapoconcentration
Concentration of a solution by evaporation

evapoconcentrations
plural of evapoconcentration

evaporite
The salty, crusty sediment that remains after salt water evaporates.

evaporites
plural of evaporite

evapotranspirator
An element, such as a tree, that contributes to evapotranspiration
Something that causes the transfer of water from the surface of the earth to the atmosphere by evaporation, sublimation and transpiration

evapotranspirators
plural of evapotranspirator

evasin
Any of a group of chemokine-binding proteins present in ticks

evasins
plural of evasin

eventide
Evening.

eventides
plural of eventide

evernine
An organic compound found in lichens of genus Evernia.

evetide
evening

evetides
plural of evetide

evetime
evening; eventide

evodionol
An organic compound found in the leaves of Melicope littoralis (formerly Evodia).

exaltolide
The macrocyclic lactone, pentadecalactone, having fifteen carbon atoms; it has a musky scent, similar to exaltone

exaltone
cyclopentadecanone

exatecan
An analogue of camptothecin

excavatability
The ease or difficulty with which a rock or earth material can be excavated.

excinuclease
A nuclease that carries out excision as part of DNA repair

excinucleases
plural of excinuclease

exciplex
Any complex or heteronuclear molecule existing in an excited state, that is dissociated in the ground state.

exciplexes
plural of exciplex

excisase
An enzyme that catalyses an excision of a chromosome

excisases
plural of excisase

exciton
A bound state of an electron and an electron hole in an insulator or semiconductor

excitoneurotoxicity
Synonym of excitotoxicity.

excitons
plural of exciton

excitosome
A complex of proteins which, together with calcium ions, triggers secretion