An optometric instrument that measures the minimum threshold of brightness that can be detected or how well the human eye can adapt to a recently darkened environment.
aerotropism
aerotropism
noun
(biology) The growth of an organism either towards, or away from a region of higher oxygen content.
aetomorphae
agamospermy
agamospermy
noun
(botany) The asexual production of embryos and seeds.
aggroupment
aggroupment
noun
Arrangement in a group or in groups; grouping.
allelomorph
allelomorph
noun
(genetics, obsolete) Synonym of allele
almonership
almonership
noun
The rank or office of an almoner.
amateurship
amateurship
noun
The quality or character of an amateur.
amidopyrine
amidopyrine
noun
(medicine) Synonym of aminophenazone
aminopterin
aminopterin
noun
(pharmacology) A 4-amino analog of folic acid used as a chemotherapy drug.
aminopurine
aminopurine
noun
(organic chemistry) Any amino derivative of a purine
aminopyrine
aminopyrine
noun
aminophenazone
ammotherapy
amperemeter
amperemeter
noun
Synonym of ammeter.
amperometer
amperometer
noun
(rare) Synonym of ammeter.
ampherotoky
amphichrome
amphierotic
amphigories
amphigories
noun
plural of amphigory
amphimacers
amphimacers
noun
plural of amphimacer
amphipleura
ampitheater
ampitheater
noun
Misspelling of amphitheater.
anaemotropy
anamorphose
anamorphose
verb
(transitive) To distort (an image) by anamorphosis.
anamorphote
anapnometer
anemographs
anemographs
noun
plural of anemograph
anemography
anemography
noun
A scientific description of the winds.
The art of recording the direction and force of the wind, as by means of an anemograph.
anemotropic
anemotropic
adj
Exhibiting or relating to anemotropism.
angiosperms
angiosperms
noun
plural of angiosperm
antiemperor
antiemperor
noun
(politics) One who declares himself emperor in opposition to a reigning emperor.
antiempiric
apartmental
apartmental
adj
Of or relating to apartment buildings.
apertometer
apertometer
noun
(optics, microscopy) An instrument designed to measure the numerical aperture of a lens or objective of a microscope.
aphroditeum
apodyterium
apodyterium
noun
(architecture, historical) The apartment at the entrance of the baths, or in the palestra, for getting undressed.
apoembryony
apomorphine
apomorphine
noun
(pharmacology) A crystalline morphine derivative that is a dopamine agonist, used as an emetic and is injected subcutaneously in the form of its hydrochloride C₁₇H₁₇NO₂·HCl·1/2H₂O to treat episodes of immobility associated with advanced Parkinson's disease.
aporrhiegma
apoturmeric
apparelment
apparelment
noun
The manner in which someone is clothed, including accessories.
appartement
appartement
noun
(non-native speakers' English) Misspelling of apartment.
applemonger
applemonger
noun
(historical) A seller of apples.
apprizement
apprizement
noun
Archaic form of appraisement.
approvement
approvement
noun
(UK, law, obsolete) A confession of guilt by a prisoner charged with treason or felony, together with an accusation of his accomplices and a giving evidence against them in order to obtain his own pardon.
(archaic) Approval; approbation.
(obsolete, Old English law) Improvement of common lands by converting them for advantage of the landlord.
approximate
approximate
adj
Approaching; proximate; nearly resembling.
Nearing correctness; nearly exact; not perfectly accurate.
verb
(transitive) To carry or advance near; to cause to approach.
(transitive) To come near to; to approach.
(transitive, intransitive) To estimate.
archemperor
archprimate
archprimate
noun
The chief primate of a Christian church.
archtempter
archvampire
armipotence
armipotence
noun
Power in arms; military might.
armorplated
aspergillum
aspergillum
noun
(Christianity) An implement, in the form of a brush, or of a rod with a perforated container, for sprinkling holy water; a holy water sprinkler.
aspermatism
aspermatism
noun
Synonym of aspermia
aspermatous
aspermatous
adj
Alternative form of aspermous
aspersorium
aspersorium
noun
A basin that holds holy water with which worshippers sprinkle themselves.
aspheterism
aspheterism
noun
(dated, rare) The view that all property should be in common ownership and that no individual should benefit from private possession.
atmosphered
atmosphered
adj
(in combination) Having a specified kind of atmosphere.
atmospheres
atmospheres
noun
plural of atmosphere
atmospheric
atmospheric
adj
(painting) Translucent or hazy.
Evoking a particular emotional or aesthetic quality.
Of, relating to, produced by, or coming from the atmosphere.
attemperate
attemperate
adj
Tempered; proportioned; properly adapted.
verb
(archaic) To attemper.
attempering
attempering
verb
present participle of attemper
attroopment
auripigment
auripigment
noun
(archaic) Variant of orpiment
axospermous
azeotropism
azeotropism
noun
azeotropy
azoospermia
azoospermia
noun
(medicine) The absence of live sperm in the semen.
bimorphemic
bimorphemic
adj
Consisting of, or relating to, two morphemes
Relating to bimorphemes
biopolymers
biopolymers
noun
plural of biopolymer
bipenniform
bipenniform
adj
Resembling a feather on both sides
bipennate
blasphemers
blasphemers
noun
plural of blasphemer
blemmatrope
bombproofed
bombproofed
verb
simple past tense and past participle of bombproof
bradyphemia
bradyphemia
noun
(medicine) abnormally slow speech
bromophenol
bromophenol
noun
(organic chemistry) Any phenol in which one or more hydrogen atoms of the benzene ring has been replaced by bromine
cacospermia
camelkeeper
camelopards
camelopards
noun
plural of camelopard
cameography
campaigners
campaigners
noun
plural of campaigner
campestrian
campestrian
adj
Relating to open fields; growing in a field, or open ground.
camphorated
camphorated
adj
Treated or impregnated with camphor.
camphorates
camphorates
noun
plural of camphorate
camphorweed
camphorweed
noun
Any of the genus Pluchea of flowering plants in the Asteraceae family.
camptodrome
capreomycin
capreomycin
noun
(pharmacology) A cyclic peptide antibiotic obtained from a bacterium Saccharothrix mutabilis capreolus, commonly grouped with the aminoglycosides, given in combination with other antibiotics for tuberculosis.
carpetmaker
carpetmaker
noun
One who manufactures carpets.
cecomorphae
cecomorphic
centroplasm
centroplasm
noun
The substance of the centrosome
centropomus
cephalogram
cephalogram
noun
An X-ray of the craniofacial area.
cephalomere
cephalomere
noun
(zoology) One of the somites (arthromeres) which make up the head of arthropods.
cetomorphic
champerator
champerties
champerties
noun
plural of champerty
champertous
champertous
adj
Having the quality of champerty; being an instance of champerty.
cheirospasm
cheirospasm
noun
(pathology) Any spasm of the muscles of the hand
chemigraphy
chemigraphy
noun
Any mechanical engraving process depending upon chemical action; specifically, a process of zinc etching not employing photography.
chemoceptor
chemoceptor
noun
chemoreceptor
chemosphere
chemosphere
noun
The region of the Earth's atmosphere (from 20 to 120 miles above the surface) in which photochemical reactions take place.
chemotropic
chemotropic
adj
(biology) of, related to, or in response to chemotropism
chlamyphore
chlamyphore
noun
(zoology, dated) A small South American armadillo (Chlamyphorus truncatus and Chlamyphorus retusus, now Calyptophractus retusus), covered with a leathery shell.
chromaphore
chromascope
chromascope
noun
An instrument for showing the optical effects of colour.
chromatrope
chromatrope
noun
An instrument for exhibiting certain chromatic effects of light by means of rapidly rotating disks of various colours.
chromeplate
chromophage
chromophane
chromophane
noun
(biology) Any of several colouring matters, red, green, yellow, etc., present in the inner segments in the cones of the retina, held in solution by fats, and slowly decolorized by light; distinct from the photochemical pigments of the rods of the retina.
chromophile
chromophile
noun
(cytology) Any cell that can be easily stained.
chromophobe
chromophobe
noun
(cytology) Any cell that is resistant to staining
chromophore
chromophore
noun
(chemistry) (more generally) the group of atoms in a molecule in which the electronic transition responsible for a given spectral band is located
(chemistry) that part of the molecule of a dye responsible for its colour
chromoscope
chromoscope
noun
A device that adds colours to a monochrome image or adjusts existing colours to appear more natural
chromotrope
chromotrope
noun
(cytology) Any of a group of dyes that change colour under certain circumstances
chrysosperm
chrysosperm
noun
(obsolete) The seed of gold; an alchemical means of creating gold.
cinemograph
cinemograph
noun
(historical) An integrating anemometer.
circumplect
circumspect
circumspect
adj
Carefully aware of all circumstances; considerate of all that is pertinent.
cocomposers
cocomposers
noun
plural of cocomposer
coelomopore
comephorous
comparative
comparative
adj
(obsolete) Comparable; bearing comparison.
Approximated by comparison; relative.
Of or relating to comparison.
Using comparison as a method of study, or founded on something using it.
noun
(chiefly in the plural) Data used to make a comparison.
(grammar) A construction showing a relative quality, in English usually formed by adding more or appending -er. For example, the comparative of green is greener; of evil, more evil.
(grammar) A word in the comparative form.
(obsolete) An equal; a rival; a compeer.
(obsolete) One who makes comparisons; one who affects wit.
compartment
compartment
noun
(anatomy) A region in the body, delimited by a biological membrane.
(biochemistry) Part of a protein that serves a specific function.
(heraldry) A mound (often of grass) beneath the shield in a coat of arms on which the supporters stand.
A room, or section, or chamber
One of the parts into which an area is subdivided.
verb
(transitive) To arrange in separate compartments.
compearance
compearance
noun
(Scotland, law) Appearance before a judge in court.
compendiary
compensator
compensator
noun
(literally) A party or thing which compensates, pays or otherwise provides a compensation
(nautical) One of several small magnets placed in the binnacle to neutralize the effect of the ship's metal on the compass
A building control device used to deliver the compensation relationship or curve between the air temperature outside a building and the temperature of water or air provided to spaces or zones within the building for purposes of heating or cooling.
Any device used to compensate for something, notably to achieve a better balance.
competitors
competitors
noun
plural of competitor
competitory
competitory
adj
(dated) Acting in competition or rivalry.
competitrix
competitrix
noun
(rare) A female competitor.
complainers
complainers
noun
plural of complainer
componentry
componentry
noun
components generally
comportable
comportable
adj
(obsolete) Consistent; suitable.
comportance
comportance
noun
(obsolete) behaviour; comport
comportment
comportment
noun
The manner in which one behaves or conducts oneself
deportment, bearing
compositure
compounders
compounders
noun
plural of compounder
compradores
compradores
noun
plural of compradore
compregnate
comprehends
comprehends
verb
Third-person singular simple present indicative form of comprehend
comprehense
compresence
compresence
noun
(philosophy) The state of existing together concurrently.
The tie or relation responsible for holding properties in the bundle theory of substance. Also called 'togetherness'
compressing
compressing
verb
present participle of compress
compression
compression
noun
(astronomy) The deviation of a heavenly body from a spherical form.
(automotive) The cycle of an internal combustion engine during which the fuel and air mixture is compressed.
(computing) The process by which data is compressed.
(music) The electronic process by which any sound's gain is automatically controlled.
An increase in density; the act of compressing, or the state of being compressed; compaction.
compressive
compressive
adj
That compresses
compressors
compressors
noun
plural of compressor
compressure
compressure
noun
(archaic) Compression.
comprisable
comprisable
adj
Able to be contained or classified.
comprizable
compromised
compromised
adj
Having been compromised.
verb
simple past tense and past participle of compromise
compromiser
compromiser
noun
One who compromises; especially, one who compromises readily
compromises
compromises
noun
plural of compromise
verb
Third-person singular simple present indicative form of compromise
comptometer
comptometer
noun
A mechanical or electromechanical calculator; an adding machine without a crank, driven instead by keypress.
comptroller
comptroller
noun
The chief accountant of a company or government.
computerdom
computerdom
noun
(informal) The world of computers and the people associated with them.