(geology) An instrument used to record the acceleration of the ground during an earthquake.
(military) An apparatus for studying the combustion of powder in guns, etc.
accessaryship
accessaryship
noun
(law) The condition of being an accessary.
accomplishers
accomplishers
noun
plural of accomplisher
acethydrazide
acethydrazide
noun
(organic chemistry) The hydrazide of acetic acid CH₃-CO-NH-NH₂
acetomorphine
acetomorphine
noun
heroin
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
achromatocyte
achromatocyte
noun
achromacyte
achromatophil
achromatophil
noun
(cytology) A cell (or tissue) that is not readily coloured by stains
achromatopsia
achromatopsia
noun
achromatopia
achromobacter
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
acrocephalous
acrocephalous
adj
(pathology) Of or pertaining to acrocephaly
acrochordidae
acrochordinae
acropathology
acropathology
noun
(pathology, rare) The study of diseases of the limbs or the extremities.
acrosphacelus
acrothoracica
acrylaldehyde
acrylaldehyde
noun
(organic chemistry) The unsaturated aldehyde acrolein
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.
adiathermancy
adiathermancy
noun
(obsolete) A resistance to the flow of heat.
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.
affenpinscher
affenpinscher
Noun
A breed of toy dog bred in Western Europe.
affranchising
affranchising
verb
present participle of affranchise
agatharchides
alcoholimeter
alcoholmetric
alcoholometer
alcoholometer
noun
A specialized form of hydrometer used to measure the amount of alcohol in a liquid (such as beer).
alcoholometry
alcoholometry
noun
The measurement of the concentration of alcohol in a liquid, especially in the blood
alectoromachy
alectoromachy
noun
(rare) cockfighting
alectryomachy
alectryomachy
noun
Cockfighting
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
alphanumerics
alphanumerics
noun
plural of alphanumeric
amaranthaceae
amblyrhynchus
amphikaryotic
amphitheatric
amphitheatric
adj
Of, pertaining to, exhibited in, or resembling an amphitheatre.
amphitrichate
amphitrichate
adj
Synonym of amphitrichous
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.
anachronously
anachronously
adv
anachronistically
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).
anchitherioid
androcephalum
antaphroditic
antaphroditic
adj
(obsolete, medicine) antaphrodisiac
(obsolete, medicine) antisyphilitic
anthochlorine
anthracitious
anthracomancy
anthracomancy
noun
Divination by studying burning coals
anthracomarti
anthracometer
anthracometer
noun
An instrument for measuring the amount of carbonic acid in a mixture.
anthracothere
anthracothere
noun
(paleontology) Any of several artiodactyl ungulates, of the extinct family Anthracotheriidae, related to the hippopotamus.
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.
anthropomancy
anthropomancy
noun
divination by the interpretation of human sacrificial entrails.
anthroposcopy
anthroposcopy
noun
A form of anthropology based upon visual observation of the physical characteristics of the human body.
antianarchist
antianarchist
adj
Alternative spelling of anti-anarchist
antiarthritic
antiarthritic
noun
Alternative form of antarthritic
anticatarrhal
anticatarrhal
adj
Alternative spelling of anti-catarrhal
antichlorotic
antichlorotic
adj
Countering chlorosis.
antichristian
antichristian
adj
Alternative form of anti-Christian
Pertaining to Antichrist.
antichronical
antichronical
adj
Deviating from the proper order of time.
antichurchian
antihierarchy
antihierarchy
adj
Opposing a hierarchy or hierarchies in general.
antilethargic
antilethargic
adj
Preventing lethargy.
antimachinery
antimachinery
adj
Opposing the use of machinery.
antimonarchal
antimonarchic
antimonarchic
adj
(politics) Opposing monarchy.
antinephritic
antinephritic
adj
(pharmacology) Counteracting, or deemed of use in, diseases of the kidneys.
noun
An antinephritic remedy.
antipatriarch
antipharisaic
antipharisaic
adj
Opposing the Pharisees.
antiplethoric
antiplethoric
adj
(medicine) Countering plethora of the blood.
antirheumatic
antirheumatic
adj
(pharmacology) Serving to prevent or counter rheumatism.
noun
(pharmacology) A drug that prevents or counters rheumatism.
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
aplacophorous
apochromatism
apochromatism
noun
(optics) Freedom from both chromatic aberration and spherical aberration.
apocryphalist
apocryphalist
noun
(Christianity) A member of the group who supported the inclusion of the Apocrypha in the Bible
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.
archaeography
archaeography
noun
Discipline for publishing treatises of any antiquity or antiquities.
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
archaeopteryx
archangelical
archangelical
Adjective
archangelic
archangelship
archangelship
noun
The role or status of archangel.
archantiquary
archarchitect
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.
archcharlatan
archcorrupter
archcupbearer
archdeaconate
archdeaconess
archdeaconess
noun
A female archdeacon.
The wife of an archdeacon.
archdetective
archdisturber
archdogmatist
archduchesses
archduchesses
noun
plural of archduchess
archegoniatae
archegosaurus
archencephala
archencephala
noun
plural of archencephalon
archeological
archeological
adj
(Canada, US) Alternative spelling of archaeological
archeptolemus
archespsporia
archflatterer
archhypocrisy
archhypocrite
archiannelida
archiblastoma
archiblastula
archiblastula
noun
(biology) A hollow blastula, supposed to be the primitive form.
archicerebrum
archidiaconal
archidiaconal
adj
(Anglicanism, Eastern Orthodoxy) Pertaining to an archdeacon.
archidiskodon
archigastrula
archigonocyte
archimandrite
archimandrite
noun
(ecclesiastical) An honorary title sometimes given to a monastic priest.
(ecclesiastical) The superior of a large monastery, or group of monasteries, in the Orthodox Church.
archipelagian
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.
architectress
architectress
noun
(archaic) A female architect.
architectural
architectural
adj
Pertaining to architecture.
Resembling architecture in style; seeming to have been designed (by an architect).