(organic chemistry) A cardenolide, the aglycone of digitoxin, usually obtained by hydrolysis.
digitoxin
digitoxin
noun
(organic chemistry) A toxic cardiac glycoside, obtained from digitalis, related to cardenolide.
digoxin
digoxin
noun
(biochemistry, pharmacology) 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.
digoxins
digoxins
noun
plural of digoxin
dihexagonal
dihexagonal
adj
Consisting of two hexagonal parts united.
Having twelve similar faces.
dihexahedron
dihexahedron
noun
A six-sided prism having three planes on the extremities.
dihydroxyacetone
dihydroxyacetone
noun
(biochemistry) The only ketotriose
(organic chemistry) The compound CO(CH₂OH)₂ that has a number of industrial uses
dihydroxysuccinic
dihydroxytoluene
dimethoxymethane
dimethoxymethane
noun
(organic chemistry) A clear colourless flammable liquid with a low boiling point, low viscosity, and excellent dissolving power, the dimethyl acetal of formaldehyde.
dioxan
dioxane
dioxane
noun
(chemistry) Any of a class of six-membered, saturated heterocycles having four carbon atoms and two oxygen atoms in the ring.
dioxanes
dioxanes
noun
plural of dioxane
dioxin
dioxin
noun
(countable, organic chemistry) Any of a broad range of toxic or carcinogenic halogenated polycyclic compounds that occur as byproducts of herbicides.
(countable, organic chemistry) The parent compound dibenzo-1,4-dioxin or dibenzo-p-dioxin (molecular formula C₁₂H₈O₂), in which two benzene rings are connected through two oxygen atoms; dibenzodioxin, oxanthrene.
(countable, organic chemistry) The unsaturated six-membered heterocycle having four carbon atoms, two oxygen atoms, and two double bonds (molecular formula C₄H₄O₂); 1,2-dioxin and 1,4-dioxin.
(uncountable, specifically, loosely) The compound 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD; molecular formula C₁₂H₄Cl₄O₂), a persistent organic pollutant of the environment which is generally produced as a byproduct of organic synthesis or when organic materials are burned.
dioxindole
dioxindole
noun
Alternative form of dioxindol
dioxins
dioxins
noun
plural of dioxin
diphenoxylate
diphenoxylate
noun
(pharmacology) An antidiarrheal agent (trademark Lomotil) chemically related to pethidine and administered in the form of its hydrochloride C₃₀H₃₂N₂O₂·HCl in combination with the sulfate of atropine.
diphtherotoxin
diphtherotoxin
noun
An exotoxin secreted by Corynebacterium diphtheriae
directexamination
disannexation
disannexation
noun
The process of disannexing.
discomplexion
discomplexion
verb
(obsolete, transitive) To change the complexion or hue of.
disexcommunicate
dishexecontahedroid
disintoxicate
disintoxicate
verb
(medicine) To neutralize the intoxicating effects of
(medicine) To remove or counter an intoxicating substance from
To disenchant; to restore a realistic perspective.
disintoxication
disintoxication
noun
The process of disintoxicating.
disoxygenate
disoxygenate
verb
(chemistry, transitive) To deprive of oxygen; to deoxidize.
disoxygenation
disoxygenation
Noun
deoxidation
dixmont
dixon
dixon
Proper noun
a city in Illinois, USA
a small home-rule class city in Kentucky, USA
dixonville
donax
donax
noun
A canelike grass of southern Europe (Arundo donax), used for fishing rods, etc.
dorsiflexion
dorsiflexion
noun
(medicine) Flexion in the dorsal direction
doxantha
doxasticon
doxologizing
doxologizing
verb
present participle of doxologize
doxorubicin
doxorubicin
noun
(pharmacology) An anthracycline antibiotic drug (trademark Adriamycin) with broad antineoplastic activity that is obtained from a bacterium (Streptomyces peucetius subsp. caesius) and is administered in the form of its hydrochloride C₂₇H₂₉NO₁₁·HCl in chemotherapy.
doxorubicins
doxorubicins
noun
plural of doxorubicin
doxycycline
doxycycline
noun
(pharmacology) A broad-spectrum antibiotic C₂₂H₂₄N₂O₈ of the tetracycline class, which has a long half-life in the body and used orally to treat various bacterial infections.
doxycyclines
doxycyclines
noun
plural of doxycycline
dysoxidation
empidonax
endocortex
endocortex
noun
(anatomy) The inside layer of a cortex
endointoxication
endomixis
endomixis
noun
(biology) A periodic reorganization of the cell nucleus in certain ciliated protozoa
endomixises
endoperoxide
endoperoxide
noun
(chemistry, biochemistry) Any heterocycle containing a peroxide -O-O- residue in the ring; found especially in certain intermediates in prostaglandin biosynthesis.
endotheliomyxoma
endotheliotoxin
endotheliotoxin
noun
A toxin that acts on endothelial cells.
endothorax
endothorax
noun
(zoology) An internal process of the sternal plates in the thorax of insects.
endothrix
endothrix
noun
A dermatophyte infection of the hair that invades the hairshaft and internalizes into the hair cell.
endotoxic
endotoxic
adj
Of, related to, or caused by an endotoxin.
endotoxin
endotoxin
noun
Any toxin secreted by a microorganism and released into the surrounding environment only when it dies.
endotoxoid
epoxidation
epoxidation
noun
(organic chemistry) Any reaction that converts a compound (especially an alkene) into an epoxide
epoxidations
epoxidations
noun
plural of epoxidation
epoxidizing
epoxidizing
verb
present participle of epoxidize
erythrodextrin
erythrodextrin
noun
(chemistry) A dextrin which gives a red colour with iodine.
eudoxian
eudoxian
Noun
A follower of (died in 370), patriarch of Antioch and Constantinople, and a celebrated defender of the doctrines of Arius.
Adjective
Of or relating to (408–355 BC), Greek astronomer and mathematician.
excardination
excardination
noun
The freeing of a member of the clergy from the jurisdiction of a particular bishop
excitoglandular
excitoglandular
adj
That increases the output of a gland
excommunicated
excommunicated
verb
simple past tense and past participle of excommunicate
exendospermic
exendospermous
exfodiation
exheredation
exodontia
exodontia
noun
The extraction of teeth.
exodontic
exodontic
adj
Relating to tooth removal.
exodontics
exodontics
noun
the extraction of teeth
exodontist
exodontist
noun
One who removes teeth.
exodontists
exodontists
noun
plural of exodontist
exonerated
exonerated
adj
Freed from any question of guilt, acquitted.
verb
simple past tense and past participle of exonerate
expandor
expandor
noun
Dated form of expander.
expeditation
expeditation
noun
(UK, obsolete, transitive, law, forest law) The process of expeditating.
expedition
expedition
noun
(collective) The group of people making such excursion.
(military) An important or long journey, for example a march or a voyage
(now rare) The quality of being expedite; speed, quickness.
(obsolete) The act of expediting something; prompt execution.
A military journey; an enterprise against some enemy or into enemy territory.
A trip, especially a long one, made by a person or a group of people for a specific purpose
The process or activities of performing expediter tasks.
verb
(intransitive) To take part in a trip or expedition; to travel.
expeditionary
expeditionary
adj
(military) Intended for military operations abroad.
Of or pertaining to an expedition.
noun
(chiefly in the plural) One who goes on expeditions, especially one who is a member of an expeditionary military force.
expeditionist
expeditionist
noun
(rare) One who goes on an expedition.
expeditions
expeditions
noun
plural of expedition
expeditiousness
expeditiousness
noun
The state of being expeditious; celerity, rapidity or speed
expenditor
explodent
explodent
adj
(archaic) plosive
exploding
exploding
noun
explosion
verb
present participle of explode
exponentiated
exponentiated
verb
simple past tense and past participle of exponentiate
exposedness
exposedness
noun
The state or quality of being exposed.
expound
expound
verb
(intransitive) To make a statement, especially at length.
(transitive) To set out the meaning of; to explain or discuss at length
expoundable
expoundable
adj
Able to be expounded.
expounded
expounded
verb
simple past tense and past participle of expound
expounder
expounder
noun
A person who expounds, explains
expounders
expounders
noun
plural of expounder
expounding
expounding
noun
The act by which something is expounded.
verb
present participle of expound
expounds
expounds
verb
Third-person singular simple present indicative form of expound
externomedian
externomedian
adj
external to a median
extracondensed
extracondensed
adj
(typography) Especially condensed.
extraconstellated
extradictionary
extradictionary
adj
(obsolete) Consisting not of words but of realities.
extradiocesan
extradition
extradition
noun
A formal process by which a criminal suspect held by one government is handed over to another government for trial or, if the suspect has already been tried and found guilty, to serve his or her sentence.
extraditions
extraditions
noun
plural of extradition
extraduction
extrameridional
extrameridional
adj
(astronomy) Outside of the meridian.
extraordinaries
extraordinaries
noun
plural of extraordinary
extraordinarily
extraordinarily
adv
In an extraordinary manner.
extraordinariness
extraordinariness
noun
The property or state of being extraordinary.
extraordinary
extraordinary
adj
Not ordinary; exceptional; unusual.
Remarkably good.
Special or supernumerary.
noun
Anything that goes beyond what is ordinary.
extrathermodynamic
extrathermodynamic
adj
Outside of the realm of thermodynamics.
extrovertedness
extrovertedness
noun
The state or quality of being extroverted
exudation
exudation
noun
Something that is exuded.
The act or process of exuding.
exudations
exudations
noun
plural of exudation
exundation
exundation
noun
An overflow, or overflowing abundance.
fauxbourdon
ferredoxin
ferredoxin
noun
(biochemistry) Any of a class of iron and sulfur-containing proteins, found in green plants, that function in electron transport and in photosynthesis.
ferredoxins
ferredoxins
noun
plural of ferredoxin
fornaxid
foxhound
foxhound
noun
A dog of a medium-sized breed developed for hunting.
foxhounds
foxhounds
noun
plural of foxhound
hamamelidoxylon
heterodoxness
hexadecanoic
hexadecanoic
adj
Of or pertaining to hexadecanoic acid or its derivatives
hexahedron
hexahedron
noun
(geometry) A polyhedron with six faces. The regular hexahedron is the cube, and is one of the Platonic solids.
hexahedrons
hexahydrobenzene
hexahydroxycyclohexane
hexakisoctahedron
hexakisoctahedron
noun
A three-dimensional solid with 48 faces arranged around 9 planes of reflection and 13 rotary axes.
hexakistetrahedron
hexakistetrahedron
noun
A polyhedron with 24 faces.
hexandrous
hexandrous
adj
Alternative form of hexandrian
hexanedione
hexanedione
noun
(organic chemistry) Any diketone derived from a hexane
hexanitrodiphenylamine
hexanitrodiphenylamine
noun
(organic chemistry) A substance that was mixed with TNT in World War II to make it more explosive.
hexapodan
hexatetrahedron
hexatetrahedron
noun
(cystallography) Such a crystal that has 24 faces
(geometry) A cube truncated by two tetrahedra
hexoctahedron
hexoctahedron
noun
(geometry) A solid with forty-eight equal triangular faces.
homodoxian
hydropneumothorax
hydropneumothorax
noun
(medicine) The presence of both fluid and air in the pleural cavity
hydrosalpinx
hydrosalpinx
noun
A distally blocked Fallopian tube filled with serous or clear fluid.
hydroxamino
hydroxyanthraquinone
hydroxyanthraquinone
noun
(organic chemistry) Any of several organic compounds that can be viewed as derivatives of an anthraquinone through replacement of one hydrogen atom by a hydroxyl group.
hydroxyazobenzene
hydroxybenzene
hydroxybenzene
noun
(organic chemistry) phenol
hydroxycorticosterone
hydroxydehydrocorticosterone
hydroxydesoxycorticosterone
hydroxyketone
hydroxyketone
noun
(organic chemistry) Any hydroxy derivative of a ketone; a ketone with hydroxy group bonded to it.
hydroxylactone
hydroxylactone
noun
(organic chemistry) Any lactone that has a free hydroxy group
hydroxylamine
hydroxylamine
noun
(inorganic chemistry) An explosive inorganic derivative of ammonia, NH₂OH, used as a reducing agent, and in organic synthesis.
(organic chemistry) Any organic derivative of this compound.
hydroxylation
hydroxylation
noun
(organic chemistry) The introduction of a hydroxyl group into a molecule, especially by the replacement of a hydrogen atom
hydroxylization
hydroxyproline
hydroxyproline
noun
(biochemistry) A hydroxy derivative of the amino acid proline found in the structural proteins of connective tissue
hydroxytryptamine
hydroxytryptamine
noun
(organic chemistry) Any hydroxy derivative of tryptamine, but especially 5-hydroxytryptamine (serotonin)