(ophthalmology) An instrument used to observe aberration of the eye
absorptance
absorptance
noun
(optics, physics) Absorbed radiation and incident radiation in a ratio format; a measurement that shows how well a surface absorbs radiation.
absorptances
absorptances
noun
plural of absorptance
absorptiometric
absorptiometric
adj
Of or pertaining to the measurement of absorption.
acalypterae
acalyptratae
acalyptrate
acalyptrate
adj
Of or pertaining to the Acalyptratae group.
noun
A muscoid fly belonging to the subsection Acalyptratae.
acanthopore
acanthopore
noun
(paleontology) A tubular spine in some bryozoans.
acanthopteran
acanthopteran
noun
Alternative form of acanthopterygian
acanthopteri
acanthopteri
noun
(zoology) A group of teleostean fishes having spiny fins. See Acanthopterygii.
acanthopterous
acanthopterous
adj
(zoology) Acanthopterygious
(zoology) Spiny-winged.
acanthopterygian
acanthopterygian
adj
(zoology) Similar to an acanthopterygian.
noun
(zoology) Any fish of the superorder Acanthopterygii.
acanthopterygii
acarpellous
acarpellous
adj
(botany) Having no carpels.
acarpelous
acarpelous
adj
Alternative spelling of acarpellous
accelerograph
accelerograph
noun
(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.
accepter
accepter
noun
(law) An acceptor; one who accepts an order or a bill of exchange.
(obsolete) A respecter; one who views others with partiality.
A person who accepts; a taker.
accepters
accepters
noun
plural of accepter
acceptor
acceptor
noun
(biochemistry) A transfer RNA molecule that can accept a specific amino acid
(chemistry) An atom or molecule which can accept an electron to form a chemical bond.
(computing theory) A kind of finite-state machine whose binary output indicates whether or not a received input was accepted.
(law, commerce) One who accepts a draft or a bill of exchange; a drawee after he has accepted.
(physics) A chemical acceptor atom forming a positive hole in a semiconductor
(physiology) A cluster of skin cells that respond to pain
One who accepts.
acceptors
acceptors
noun
plural of acceptor
acceptress
acceptress
noun
(rare) A female acceptor.
accessaryship
accessaryship
noun
(law) The condition of being an accessary.
accipenser
accipenser
noun
Any sturgeon of the genus Acipenser.
accipiter
accipiter
noun
(medicine, surgery) A bandage applied over the nose, resembling the claw of a hawk.
(ornithology) Any hawk of the genus Accipiter.
accipitres
accipitrine
accipitrine
adj
(ornithology) Like or belonging to the Accipitres; raptorial; hawklike.
noun
A hawk or a hawk-like bird.
accipitrines
accipitrines
noun
plural of accipitrine
accipter
accompanier
accompanier
noun
Someone or something that accompanies.
accomplisher
accomplisher
noun
One who accomplishes.
accomplishers
accomplishers
noun
plural of accomplisher
accorporate
acerbophobia
acetomorphin
acetomorphine
acetomorphine
noun
heroin
acetopiperone
acetopyrin
acetopyrine
acetopyrine
noun
(medicine) An acetylsalicylate of antipyrine
acetylperoxide
acetylphenylhydrazine
acetyltropeine
achaenocarp
achaenocarp
noun
Any dry indehiscent fruit.
achenocarp
achromatope
achromatope
noun
A person who has achromatopia.
achromatophile
achromatophile
adj
Being or relating to an achromatophil.
acidoproteolytic
acidoproteolytic
adj
Relating to acidoproteolytes
acipenser
acipenseres
acipenserid
acipenserid
noun
(ichthyology) Any member of the Acipenseridae (the true sturgeons)
acipenseridae
acipenserine
acipenserine
adj
Pertaining to sturgeons
acipenseroid
acipenseroid
noun
Synonym of chondrostean
acipenseroidei
acopyrine
acraspeda
acraspeda
noun
(zoology) A group of acalephs that includes most of the larger jellyfish
acraspedote
acraspedote
adj
Relating to jellyfish of the class Acraspeda
acrocephalia
acrocephalia
noun
(medicine) A deformity of the head in which the top is more or less pointed.
acrocephalic
acrocephalic
adj
Possessing a pointed skull.
noun
A person suffering from a pointed skull.
acrocephalous
acrocephalous
adj
(pathology) Of or pertaining to acrocephaly
acrocephaly
acrocephaly
noun
The condition of suffering from a pointed skull.
acroparesthesia
acroparesthesia
noun
(medicine) severe pain in the extremities
acropetal
acropetal
adj
(botany) That develops, matures or opens from the base towards the apex in sequence.
acropetally
acropetally
adv
In an acropetal manner.
acrophonetic
acrophonetic
adj
Of or pertaining to acrophony.
acrophonies
acrophonies
noun
plural of acrophony
acropoleis
acropoleis
noun
plural of acropolis
acropolises
acropore
acropore
noun
Any coral of the genus Acropora
acrosphacelus
acrospire
acrospire
noun
(botany) The sprout at the end of a seed when it begins to germinate.
verb
To put forth the first sprout.
acrospired
acrospired
verb
simple past tense and past participle of acrospire
acrospore
acrospore
noun
A spore borne at the extremity of the cells of fructification in fungi.
acrotrophoneurosis
actinophore
actinophore
noun
(biology) A cartilaginous spine that supports the fin rays of fish
actinopteran
actinopteri
actinopterous
actinopterygian
actinopterygian
adj
Of the nature of fish of the class Actinopterygii.
noun
(zoology) Any of the ray-finned fish of the taxonomic class Actinopterygii.
actinopterygii
actinopterygious
actinosphaerium
actinostereoscopy
actinotherapeutic
actinotherapeutic
adj
Relating to actinotherapy.
actinotherapeutics
actinotherapeutics
noun
actinotherapy
actinotherapy
actinotherapy
noun
(medicine) The treatment of disease, especially skin disease, by exposure to ultraviolet light; radiotherapy.
acupress
acupress
verb
(transitive) To apply acupressure to.
acupressure
acupressure
noun
(countable) An act or instance of applying an acupressure technique.
(dated) A mode of arresting hemorrhage resulting from wounds or surgical operations, by passing under the divided vessel a needle, the ends of which are left exposed externally on the cutaneous surface.
(uncountable) An alternative medicine technique, derived from acupuncture, in which physical pressure is applied to acupoints.
acupressures
acupressures
noun
plural of acupressure
acupuncture
acupuncture
noun
The insertion of needles into the (living) tissue of the body, especially for purposes of pain relief.
verb
(transitive) To treat with acupuncture.
acupunctured
acupunctured
verb
simple past tense and past participle of acupuncture
acupunctures
acupunctures
noun
plural of acupuncture
verb
Third-person singular simple present indicative form of acupuncture
adelomorphic
adenemphractic
adenographic
adenographic
adj
Pertaining to adenography.
adenographical
adiaphoretic
adipocere
adipocere
noun
A brown, fatty, waxy substance (fatty acids) that forms on dead animal tissues in response to hydrolysis
adipoceriform
adipoceriform
adj
(rare) Having the form or appearance of adipocere.
adipocerite
adipocerous
adipocerous
adj
Like adipocere.
adrenocorticotrophic
adrenocorticotrophic
adj
Alternative form of adrenocorticotropic
adrenocorticotrophin
adrenocorticotrophin
noun
(biochemistry) adrenocorticotropic hormone
adrenocorticotropic
adrenocorticotropic
adj
That stimulates the adrenal cortex.
adrenotropic
adrenotropic
adj
That stimulates the adrenal glands or adrenal cortex
adscripted
adscripted
verb
simple past tense and past participle of adscript
adscriptive
adscriptive
adj
Attached or annexed to the glebe or estate and transferable with it.
aechmophorus
aecidiospore
aeciospore
aeciospore
noun
(botany) A binucleate spore of a rust fungus, formed in a chainlike series in an aecium.
aeciospores
aeciospores
noun
plural of aeciospore
aecioteliospore
aeolotropic
aeolotropic
adj
(physics) Pertaining to aeolotropy; of a body or substance, having physical properties (e.g., electric conductivity, refractive index) that depend on the direction in which they are measured.
aepyceros
aerobioscope
aerobioscope
noun
An instrument that collects the bacterial content of air
aerocartograph
aerocartograph
noun
(historical) A kind of stereoplotter.
aerocartography
aerocartography
noun
The making of maps based on an aerial survey of the terrain.
aerocolpos
aerocolpos
noun
(rare, medicine) Vaginal gas; air or gas trapped in the vagina.
aerographic
aerographic
adj
Relating to aerography.
aerographical
aerographical
adj
Synonym of aerographic
aerographics
aerographics
noun
Synonym of aerography (“production of weather charts”)
aerophilatelic
aerophilatelic
adj
Of or relating to aerophilately.
aerophilic
aerophilic
adj
(biology, especially of microorganisms) That thrive in the presence of molecular oxygen
aerophobic
aerophobic
adj
Disliking or avoiding air.
Having a fear of flying in aircraft.
aerophysical
aerophysical
adj
Relating to aerophysics.
aerophysicist
aerophysics
aerophysics
noun
(physics) The physics of the design and construction of aerodynamic devices
aeropleustic
aeropleustic
adj
(humorous) Of or pertaining to aerial navigation.
aeroscepsis
aeroscepsy
aeroscepsy
noun
(zoology) The ability to perceive the state of the atmosphere.
aeroscope
aeroscope
noun
A device used to collect dust particles, spores etc from the air for subsequent analysis.
A type of compressed air camera for making films, constructed by Polish inventor Kazimierz Prószyński in 1909
aeroscopic
aeroscopic
adj
Relating to aeroscopy.
aeroscopically
aeroscopy
aeroscopy
noun
(obsolete, meteorology) The branch of meteorology that involves the scientific examination of the various properties and composition of the atmosphere, and their variation
(rare) divination by observation of the sky
(zoology) aeroscepsy
aerospace
aerospace
adj
Of, or relating to the Earth's atmosphere and nearby space.
Of, or relating to the science, technology and industry associated with aircraft, missiles, satellites and spacecraft.
noun
The atmosphere of the Earth and the region of space around it.
The industry concerned with aircraft, missiles, satellites and spacecraft.
aerotherapeutics
aerotherapeutics
noun
The treatment of disease by the use of air or other gases.
aerotropic
aerotropic
adj
(biology) growing towards higher concentrations of oxygen
aethrioscope
aethrioscope
noun
(meteorology) A device for measuring temperature variations due to different atmospheric conditions, such as cloud or clear skies.
aetiotropic
aetiotropically
affenpinscher
affenpinscher
Noun
A breed of toy dog bred in Western Europe.
afterclap
afterclap
noun
(South Africa, historical) A canvas curtain or tailboard at the rear of a covered wagon.
(archaic) An additional adverse event that occurs unexpectedly after an earlier one was thought to be over and done with.
(archaic) An unfavourable turn of events following a favourable situation; an eventuality for which one ought to be prepared.
(humorous) A child born after the one that was intended to be the last.
(obsolete) A change or attempted change to an agreement after it has been entered into; an additional charge (especially one over and above the previously agreed-upon price).
(slang, obsolete) A sweet food, drink, or tobacco product consumed at the end of a meal.
(uncountable, medicine, obsolete) Urethral discharge as a symptom of gonorrhea.
A phenomenon occurring after a similar earlier one; a later manifestation of something.
A sound that follows another, especially a loud noise, such as thunder.
A symptom of an illness, especially one that appears after the initial onset; an illness or symptom caused by exposure to a substance, an injury, etc.
The consequence (often, but not always, adverse) of an action or event.
aftercrop
aftercrop
noun
A second crop in the same year.
afterpiece
afterpiece
noun
(nautical) The heel of a rudder.
(now chiefly historical) An additional work following the main work; especially, a minor entertainment performed after a play.
afterpieces
afterpieces
noun
plural of afterpiece
afterspeech
airscape
airscape
noun
The view of the sky, or an artistic work that visually represents it.
airscapes
airscapes
noun
plural of airscape
airspace
airspace
noun
(aviation) that part of the sky designated for the sole use of aircraft.
(broadcasting) Space (i.e. a few neighboring frequencies) available for broadcasting within a particular frequency band.
(construction) The cavity in a cavity wall containing air for insulation.
(politics, aviation) A specified portion of the atmosphere, especially that under the technical aviation control and/or jurisdiction of a particular state over which territory (and territorial waters) it lies.
The portion of an enclosed area which contains air, especially breathable air.
airspaces
airspaces
noun
plural of airspace
alectoromorphae
alectoromorphous
alectoropodes
alectoropodous
aleuroscope
alexipharmacon
alexipharmacon
noun
An antidote to a poison.
alexipharmacum
alexipharmacum
noun
(obsolete) Something which protects against, or cures, a poison; an antidote.