(Canada, US) A white crystalline compound used in medicine as an anodyne to relieve pain and reduce fever.
acetomorphine
acetomorphine
noun
heroin
acetothienone
acetothienone
noun
(organic chemistry) The ketone 1-thiophen-2-ylethanone
acetylcholine
acetylcholine
noun
(biochemistry) A neurotransmitter in humans and other animals. It is an ester of acetic acid and choline with chemical formula CH₃COOCH₂CH₂N⁺(CH₃)₃.
achromaticity
achromaticity
noun
(optics) The state or quality of being achromatic.
achromatising
achromatising
verb
present participle of achromatise
achromatizing
achromatizing
verb
present participle of achromatize
achromatophil
achromatophil
noun
(cytology) A cell (or tissue) that is not readily coloured by stains
achromatopsia
achromatopsia
noun
achromatopia
achroodextrin
achroodextrin
noun
Alternative form of achrodextrin
acroaesthesia
acroaesthesia
noun
(pathology) hyperaesthesia, especially that affects the hands or feet
acroarthritis
acroarthritis
noun
(pathology) arthritis in the joints of the hands or feet
acrochordidae
acrochordinae
acrothoracica
actiniochrome
actiniochrome
noun
A red to violet pigment present in some Actinozoa
actiniomorpha
actinographic
actinomorphic
actinomorphic
adj
(botany, of a flower) Having its petals arranged in a radially symmetric fashion.
actinophorous
actinophorous
adj
(biology) Having straight projecting spines
actinotherapy
actinotherapy
noun
(medicine) The treatment of disease, especially skin disease, by exposure to ultraviolet light; radiotherapy.
adiaphoristic
adiaphoristic
adj
(theology) Theologically indifferent.
aeolharmonica
aeolharmonica
noun
(music, obsolete) A form of harmonium.
aerographical
aerographical
adj
Synonym of aerographic
aeromaechanic
aeromechanics
aeromechanics
noun
(physics) The branch of mechanics that deals with the motion of gases; it comprises aerostatics and aerodynamics
plural of aeromechanic
aerophysicist
aerotechnical
aerotechnical
adj
Relating to the technical aspects of flight.
alcoholically
alcoholically
adv
In an alcoholic manner.
In the manner of an alcoholic.
alcoholimeter
alcoholizable
alcoholizable
adj
Able to be alcoholized.
alcoholmetric
alcoholomania
alcoholomania
noun
(dated) alcohol addiction
allelomorphic
allelomorphic
adj
Of or pertaining to an allelomorph
allochromatic
allochromatic
adj
(chemistry, physics, by extension) Having properties that are due to the presence of impurities, or to radiation damage
(mineralogy, especially of a gemstone) Having a colour that is due to the presence of impurities
allorrhythmic
amazonomachia
amethodically
amethodically
adv
In an amethodical manner.
aminoethionic
amphictyonian
amphictyonies
amphictyonies
noun
plural of amphictyony
amphicyonidae
amphikaryotic
amphistomatic
amphistomatic
adj
(botany, of a leaf) Having stomata on both sides
amphitrichous
amphitrichous
adj
(biology) (of bacteria) Having a single flagellum on each of two opposite ends. (Only one flagellum operates at a time, allowing the bacterium to reverse course rapidly by switching which flagellum is active.)
anachronistic
anachronistic
adj
(of a person) Having opinions from the past; preferring things or values of the past; behind the times; overly conservative.
Erroneous in date; containing an anachronism; in a wrong time; not applicable to or not appropriate for the time.
anaphorically
anaphorically
adv
In an anaphoric manner.
anaphrodisiac
anaphrodisiac
adj
Antaphrodisiac (capable of reducing the sex drive).
noun
An antaphrodisiac (substance which reduces the sex drive).
anaphylactoid
anaphylactoid
adj
Of, pertaining to, or resembling anaphylaxis
anchitherioid
angiocholitis
angiocholitis
noun
Synonym of cholangitis
anisostichous
ankylocheilia
antaphroditic
antaphroditic
adj
(obsolete, medicine) antaphrodisiac
(obsolete, medicine) antisyphilitic
anthecologist
anthecologist
noun
One who studies anthecology.
anthochlorine
anthocyanidin
anthocyanidin
noun
(organic chemistry) An aglycone of an anthocyanin.
anthracitious
anthracomarti
anthropogenic
anthropogenic
adj
Having its origin in the influence of human activity on nature.
Pertaining to the origin of man, or anthropogeny.
anthropolitic
anthropologic
anthropologic
adj
anthropological; pertaining to anthropology; belonging to the nature of man.
antialcoholic
antichlorotic
antichlorotic
adj
Countering chlorosis.
antichronical
antichronical
adj
Deviating from the proper order of time.
antihemolytic
antihemolytic
adj
Inhibiting hemolysis
antimonarchal
antimonarchic
antimonarchic
adj
(politics) Opposing monarchy.
antiochianism
antiplethoric
antiplethoric
adj
(medicine) Countering plethora of the blood.
antipsychotic
antipsychotic
adj
(pharmacology) Preventing or counteracting psychosis.
noun
(pharmacology) Any of a group of drugs used to treat psychosis.
antisophistic
apheliotropic
apheliotropic
adj
Turning away from the sun; said of leaves, etc.
aphrodisiacal
aphrodisiacal
adj
Of or relating to an aphrodisiac; having aphrodisiac properties.
aphydrotropic
apochromatism
apochromatism
noun
(optics) Freedom from both chromatic aberration and spherical aberration.
apocinchonine
apocryphalist
apocryphalist
noun
(Christianity) A member of the group who supported the inclusion of the Apocrypha in the Bible
apophlegmatic
apophlegmatic
adj
(medicine) Designed to facilitate discharges of phlegm or mucus from the mouth or nostrils.
noun
(medicine) Any apophlegmatic medicine.
aporobranchia
arachnephobia
arachnephobia
noun
Misspelling of arachnophobia.
arachnoiditis
arachnoiditis
noun
(pathology) A neuropathic disease caused by the inflammation of the arachnoid, one of the membranes that surround and protect the nerves of the spinal cord.
arachnologist
arachnologist
noun
One who is engaged in arachnology, the study of arachnids.
archaeohippus
archaeolithic
archaeolithic
adj
(archaeology) Of or relating to the earliest Stone Age; applied to a prehistoric period preceding the Paleolithic.
archaeologian
archaeologian
noun
(archaic) An archaeologist.
archaeologies
archaeologies
noun
plural of archaeology
archaeologist
archaeologist
noun
Someone who studies or practises archaeology.
archaeopteris
archbishopess
archbishopess
noun
(rare) A female archbishop.
(rare) The wife of an archbishop.
archbishopric
archbishopric
noun
(ecclesiastical) The jurisdiction of an archbishop.
(ecclesiastical) The rank or office of an archbishop.
archdogmatist
archegoniatae
archeological
archeological
adj
(Canada, US) Alternative spelling of archaeological
archespsporia
archhypocrisy
archhypocrite
archiblastoma
archidiaconal
archidiaconal
adj
(Anglicanism, Eastern Orthodoxy) Pertaining to an archdeacon.
archidiskodon
archigonocyte
archipelagoes
archipelagoes
noun
plural of archipelago
architectonic
architectonic
adj
(figuratively) Foundational, fundamental; supporting the structure of a morality, society, or culture.
Relating to or characteristic of architecture, design and construction.
Relating to the scientific systematization of the totality of knowledge.
noun
The design, structure, or architecture of something.
archostenosis
areographical
areographical
adj
Synonym of areographic
aristolochine
arithmocratic
arithmocratic
adj
Relating to arithmocracy.
armouchiquois
arsenicophagy
arsenicophagy
noun
The eating of arsenic, formerly practiced for supposed health benefits.
arthrectomies
arthrectomies
noun
plural of arthrectomy
arthrocleisis
arthroplastic
arthroplastic
adj
Relating to arthroplasty
ascothoracica
aspidocephali
aspidochirota
associateship
associateship
noun
The rank or period of being an associate.
asthenobiotic
astrophysical
astrophysical
adj
Of or pertaining to astrophysics.
asynchronisms
asynchronisms
noun
plural of asynchronism
atelorachidia
atmospherical
atmospherical
adj
atmospheric
authenticator
authenticator
noun
(film, television) A person employed to check the accuracy and realism of a script.
A feature that shows something to be authentic.
One who authenticates.
autocatharsis
autocephality
autocephality
noun
(Christianity) The right of autonomy for a church; specifically, the right to resolve all internal problems on its own authority and to appoint its own bishops, including the head of the church, without any obligatory expression of dependence on another church.
autochthonism
autochthonism
noun
The state of being autochthonal.
autoecholalia
autoecholalia
noun
A form of echolalia in which a person repeats his own words
autographical
autographical
adj
Relating to an autograph, or one's own handwriting.
Relating to, or used in, the process of autography.
autohemolytic
automechanism
autopsychosis
autoschediasm
autoschediasm
noun
Anything done with little forethought or preparation.
autoschediaze
autoschediaze
verb
To act in an autoschediastic manner
azygobranchia
bacillophobia
bacillophobia
noun
The fear of microbes.
bactericholia
bacteriophage
bacteriophage
noun
(microbiology, virology) A virus that specifically infects bacteria.
bacteriophagy
bacteriophagy
noun
The feeding on bacteria.
bactetiophage
basichromatic
basichromatin
basichromatin
noun
The basophil portion of the chromatin of a cell.
basichromiole
basidiolichen
basidiolichen
noun
(lichenology) Any lichen in which the fungus is a member of the Basidiomycota
bathysophical
batrachotoxin
batrachotoxin
noun
(neurotoxicology, uncountable) An extremely neurotoxic and cardiotoxic steroidal alkaloid found in poison dart frogs.
(toxicology, countable) Any one of a group of extremely neurotoxic and cardiotoxic steroidal alkaloids found in poison dart frogs, Melyridae beetles, and certain birds.
behavioristic
behavioristic
adj
Of or pertaining to behaviorism, especially B. F. Skinner’s school of radical behaviorism.
benthopelagic
benthopelagic
adj
Both benthic and pelagic.
noun
Any such organism.
bibliographic
bibliographic
adj
Of or pertaining to bibliography.
bibliothecary
bibliothecary
noun
(now rare) A librarian.
bikhaconitine
bikhaconitine
noun
(organic chemistry) An alkaloid found in bikh (Aconitum spicatum).
biochemically
biochemically
adv
With reference to biochemistry.
biogeographic
biogeographic
adj
Of or pertaining to biogeography, the study of the geographical arrangement of plants and animals