A sudden breaking off; a violent separation of bodies.
acception
acception
noun
(obsolete) Acceptation; received meaning.
acceptors
acceptors
noun
plural of acceptor
accompany
accompany
verb
(intransitive, music) To perform an accompanying part or parts in a composition.
(intransitive, obsolete) To associate in a company; to keep company.
(intransitive, obsolete) To cohabit (with).
(transitive) To go with or attend as a companion or associate; to keep company with; to go along with.
(transitive) To supplement with; add to.
(transitive, music) To perform an accompanying part next to (another instrument or musician).
(transitive, obsolete) To cohabit with; to coexist with; occur with.
To be found at the same time.
accomplis
achropsia
acidophil
acidophil
noun
(immunology) An eosinophil; a white blood cell responsible for combating infection by parasites in the body.
One of the endocrine acidophilic cells of the adenohypophysis, including somatotrophs and lactotrophs.
acidproof
acidproof
adj
Resistant to the corrosive effects of acid.
acopyrine
acrocarpi
acropathy
acropathy
noun
Any disease specific to the extremities.
acropetal
acropetal
adj
(botany) That develops, matures or opens from the base towards the apex in sequence.
acrophony
acrophony
noun
The naming of letters in an alphabetic writing system using words whose initial sounds are represented by the respective letters.
acropodia
acropodia
noun
plural of acropodium
acropolis
acropolis
noun
A promontory (usually fortified with a citadel) forming the hub of many Grecian cities, and around which many were built for defensive purposes before and during the classical period; compare Acropolis.
acrospire
acrospire
noun
(botany) The sprout at the end of a seed when it begins to germinate.
verb
To put forth the first sprout.
acrospore
acrospore
noun
A spore borne at the extremity of the cells of fructification in fungi.
actinopod
actinopod
noun
(zoology) Any member of the variously ranked group Actinopoda of protozoa.
actorship
actorship
noun
The state or quality associated with being an actor.
adaptions
adaptions
noun
plural of adaption
addleplot
adelphous
adelphous
adj
(botany) Having coalescent or clustered filaments.
ademption
ademption
noun
(law) In the law of wills, the determination of what happens when property left under a will is no longer in the testator's estate when the testator dies.
adespoton
adiaphora
adiaphora
noun
(nonstandard, uncommon) in singular use
plural of adiaphoron
adiaphory
adiaphory
noun
(obsolete) indifference
adipocele
adipocere
adipocere
noun
A brown, fatty, waxy substance (fatty acids) that forms on dead animal tissues in response to hydrolysis
adipocyte
adipocyte
noun
(cytology) a type of cell, present in adipose tissue, where fat is stored as a source of energy
adipomata
adiposity
adiposity
noun
Obesity; the state of being fat.
The condition of being adipose; adipose tissue.
adoperate
adoptable
adoptable
adj
Able to be adopted.
Desirable to adopt.
noun
(online gaming) A unique creature for a user to adopt.
A person or animal that is eligible to be adopted.
adoptedly
adoptedly
adv
In a manner of something adopted.
adoptions
adoptions
noun
plural of adoption
adoptious
adoptious
adj
(obsolete) Adopted.
aegophony
aegophony
noun
Alternative form of egophony
aeolipile
aeolipile
noun
A steam engine powered by rocket propulsion due to escaping steam, consisting of a pressure vessel mounted on a bearing, with one or more tubes which exhaust steam tangentially to the rotation axis so as to create rotation.
aeolipyle
aeolipyle
noun
Alternative form of aeolipile
aepyceros
aepyornis
aerograph
aerograph
noun
A kind of airbrush.
aeropathy
aeropathy
noun
illness caused by a change in atmospheric pressure
aeropause
aeropause
noun
The region of the atmosphere above which it is not possible for aircraft to fly
aerophagy
aerophagy
noun
(medicine) the swallowing of air, especially in hysteria.
aerophane
aerophane
noun
A thin fabric resembling crape
aerophile
aerophile
noun
(biology) Any air-breathing organism.
One who has an interest in flying.
aerophone
aerophone
noun
(dated) A form of combined speaking trumpet and ear trumpet.
(dated) An instrument for greatly intensifying speech, consisting of a phonograph diaphragm arranged so that its action opens and closes valves, producing synchronous air blasts sufficient to operate a larger diaphragm with greater amplitude of vibration.
Any musical instrument which produces sound primarily by causing a body of air to vibrate, without the use of strings or membranes, and without the vibration of the instrument itself adding considerably to the sound.
aerophore
aerophore
noun
(botany) A thin-walled area of the roots of some plants growing in swampy conditions through which gasses are exchanged.
(historical) A nineteenth-century device with breathing tubes used by miners and workmen in areas that contain toxic fumes.
(historical) A predecessor of the radio, invented by Rene Homer in the early 1900s for communication between ships.
(medicine) Aerophore pulmonaire; a respirator for use with neonates and small animals developed by French obstetrician Gairal in 1879.
(underwater diving, historical) A predecessor of the aqualung, invented by Benoit Rouquayrol and Auguste Denayrouze 1865
aerophoto
aerophoto
noun
Alternative form of aerophotograph
aerophyte
aerophyte
noun
(biology) epiphyte
aeroplane
aeroplane
noun
(aeronautics, archaic) An airfoil.
A powered heavier-than-air aircraft with fixed wings.
Any of various nymphalid butterflies, of various genera, having a slow gliding flight. Also called planes.
verb
(intransitive) To fly in an aeroplane.
(transitive) To transport by aeroplane.
aeropulse
aeropulse
noun
pulsejet
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
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.
aftercrop
aftercrop
noun
A second crop in the same year.
afterhope
agapemone
agapemone
Noun
The base of a religious sect established in Sussex by the Rev. Henry James Prince in the mid-19th century, or a successor establishment in London, which were associated with free love and polygamy.
Any community characterised by mutual love or free love.
agapornis
aggappora
agitprops
agitprops
noun
plural of agitprop
aglyphous
aglyphous
adj
(of a snake) Whose teeth are not specialized, especially whose teeth lack grooves for venom.
agriotype
agriotype
noun
An ancestral wild form of a domestic animal or plant.
agropyron
agrypnode
agueproof
agueproof
adj
Resistant to the ague.
ailuropus
airphobia
airproofs
airproofs
verb
Third-person singular simple present indicative form of airproof
aistopoda
alephzero
alepidote
alepidote
adj
(of a fish) not having scales
noun
A fish that has no scales
alispheno
alkaptone
allenport
allograph
allograph
noun
A signature made by one person for another.
A variant form of a letter (or other grapheme).
allomorph
allomorph
noun
(chemistry) Any of the different crystalline forms of a substance.
(linguistics) Any of the different phonological representations of a morpheme.
allopaths
allopaths
noun
plural of allopath
allopathy
allopathy
noun
(countable) A conventional Western medical method or treatment.
(uncountable, originally) A system of alternative medicine that treats symptoms with substances that produce the opposite effect.
allopatry
allopatry
noun
(biology) The condition of being allopatric.
allophane
allophane
noun
(mineralogy) An amorphous hydrous aluminium silicate clay mineral
allophite
allophone
allophone
adj
(Canada) Of or relating to those whose mother tongue is neither English, French, nor (sometimes) an indigenous language of Canada.
That which is of a language other than that spoken by the majority.
noun
(Canada) A person whose mother tongue is neither English, French, nor (sometimes) an indigenous language of Canada.
(phonology) Any of two or more alternative pronunciations for a phoneme.
A person whose mother tongue is one other than that spoken by the majority.
allophore
allophyle
alloplasm
alloplasm
noun
(biology) Cytoplasm that has been modified to form cilia or flagella.
alloplast
alloplast
noun
(surgery) A graft (especially a bone graft) of an inert (non-biological) material
allotrope
allotrope
noun
(chemistry) Any form of an element that has a distinctly different molecular structure to another form of the same element.
(linguistics) An other form, a different shape of a lexical unit.
(philosophy) An alternative shape of a cognitive structure.
allotropy
allotropy
noun
(chemistry) A property, exhibited by some elements, of existing in multiple forms with different atomic structures.
allotypes
allotypes
noun
plural of allotype
allotypic
allotypic
adj
Of, due to, or pertaining to an allotype.
alopathic
alopecias
alopecias
noun
plural of alopecia
alopecist
alopecist
noun
One who undertakes to cure or prevent baldness.
alopecoid
alopecoid
adj
Similar to or resembling a fox.
noun
(zoology) An animal that resembles a fox.
alopiidae
alpasotes
alpenglow
alpenglow
noun
A rosy or reddish glow seen during sunset or sunrise on the summits of mountains, especially snow-covered mountains on the opposite side of the sun.
alpenhorn
alpenhorn
noun
Alternative spelling of alphorn
alphonist
alphonsin
alphonsin
noun
Alternative form of Alphonsin
alphonsus
alsophila
altiplano
altiplano
noun
a high plateau
altiscope
altiscope
noun
An arrangement of lenses and mirrors making it possible to see around obstructing objects.
amampondo
amblyopia
amblyopia
noun
A disorder of visual development in which the brain partially or wholly ignores input from one or both eyes.
dimness or blurring of the eyesight due to a fault in transmission of signals to the brain from an otherwise healthy eye.
amblyopic
amblyopic
adj
of, relating to, or suffering from amblyopia
amblypoda
ambrotype
ambrotype
noun
(photography, historical) An early type of photograph in which a glass negative appears positive when displayed on a black background.
ametropia
ametropia
noun
(medicine) Any of several disorders of the eye (spherical or cylindrical) resulting from faulty refractive ability.
ametropic
ametropic
adj
(ophthalmology) Relating to or suffering from ametropia
ammophila
amorphism
amorphism
noun
An amorphous quality.
amorphous
amorphous
adj
(by extension) Being without definite character or nature.
(by extension) Lacking organization or unity.
(physics) In the non-crystalline solid state of a typically crystalline solid.
(set theory, of a set) Infinite and not the disjoint union of two infinite subsets.
Lacking a definite form or clear shape.
amphibion
amphibola
amphibole
amphibole
noun
(mineralogy) Any of a large group of structurally similar hydrated double silicate minerals, containing various combinations of sodium, calcium, magnesium, iron, and aluminium/aluminum
amphiboly
amphiboly
noun
(grammar) An ambiguous grammatical construction.
amphicome
amphicome
Noun
A kind of figured stone, rugged and beset with eminences, anciently used in divination.
amphicyon
amphigony
amphigony
noun
(obsolete) sexual reproduction
amphigory
amphigory
noun
A nonsense verse; a rigmarole, with apparent meaning, which on further attention proves to be meaningless.
amphilogy
amphilogy
noun
ambiguity of speech; equivocation
amphinome
amphionic
amphioxis
amphioxus
amphioxus
noun
The lancelet, particularly of the genus Branchiostoma.
amphipoda
amphipods
amphipods
noun
plural of amphipod
amphitoky
amphitron
amphitruo
amphogeny
ampholyte
ampholyte
noun
(chemistry) An amphoteric electrolyte
amphophil
amphophil
noun
(cytology) Any amphophilic cell
amphorous
amputator
amputator
noun
The person who performs, or thing that causes, an amputation.
amylopsin
amylopsin
noun
(biochemistry) A pancreatic form of amylase.
anaphoral
anaphoral
adj
(Christianity) Relating to the anaphora.
anaphoras
anaphoras
noun
plural of anaphora
anaphoria
anaphoria
Noun
A tendency for both eyes to look upward.
anaphoric
anaphoric
adj
Of, or relating to, an anaphora.
anapnoeic
anaptotic
anaptotic
adj
(linguistics) Having lost, or tending to lose, inflections by phonetic decay.
anatopism
anatopism
noun
(rare) A thing that is out of its proper place; the geographic counterpart to anachronism.
anatropal
anatropal
adj
(botany) anatropous
anatropia
anatropia
noun
(medicine) A disorder of the vision. Deviation of the visual axis of one eye upwards when the other eye is fixing; anaphoria.
(medicine) A tendency for both eyes to look upward.
ancylopod
anemopsis
aneuploid
aneuploid
adj
(genetics) Having a number of chromosomes that is not a multiple of the haploid number.
noun
A cell or an organism having such a number of chromosomes.