(medicine) A birth defect in which the head is absent
acephalus
acephalus
noun
(medicine, countable) A fetus affected by acephaly.
(medicine, uncountable) The condition of acephaly.
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.
acropetal
acropetal
adj
(botany) That develops, matures or opens from the base towards the apex in sequence.
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.
actipylea
adaptable
adaptable
adj
Capable of adapting or of being adapted.
adaptably
adaptably
adv
In an adaptable manner.
addlepate
addlepate
noun
Alternative form of addle pate
addleplot
adelphian
adelphous
adelphous
adj
(botany) Having coalescent or clustered filaments.
adipocele
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.
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
aerophile
aerophile
noun
(biology) Any air-breathing organism.
One who has an interest in flying.
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
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.
afterhelp
afterplay
afterplay
noun
In human sexual behavior, the erotic acts done after finishing sex.
aglipayan
aglyphous
aglyphous
adj
(of a snake) Whose teeth are not specialized, especially whose teeth lack grooves for venom.
ailuropus
airplaned
airplaned
verb
simple past tense and past participle of airplane
airplaner
airplanes
airplanes
noun
plural of airplane
verb
Third-person singular simple present indicative form of airplane
albertype
albertype
noun
(historical) A picture printed from a kind of gelatine plate produced by means of a photographic negative.
albespine
albespine
noun
whitethorn; hawthorn
albespyne
albespyne
noun
Alternative form of albespine
alephzero
alepidote
alepidote
adj
(of a fish) not having scales
noun
A fish that has no scales
algraphic
algraphic
adj
Of or pertaining to algraphy.
alienship
alienship
noun
The state or status of being alien.
aliphatic
aliphatic
adj
(organic chemistry) Of a class of organic compounds in which the carbon atoms are arranged in an open chain.
noun
(chiefly in the plural) A petroleum fraction containing no aromatic compounds
A compound of this type.
alipteria
aliquippa
aliseptal
aliseptal
adj
(anatomy, obsolete) Relating to expansions of the nasal septum.
alispheno
alkaphrah
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.
allspices
allspices
noun
plural of allspice
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
alpargata
alpargata
noun
Synonym of espadrille
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
alpestral
alphabets
alphabets
noun
plural of alphabet
verb
Third-person singular simple present indicative form of alphabet
alphatype
alpheratz
alpheratz
Proper noun
A binary star in the constellation of Andromeda (formerly seen as part of Pegasus).
alphonist
alphonsin
alphonsin
noun
Alternative form of Alphonsin
alphonsus
alpinisms
alpinisms
noun
plural of alpinism
alpinists
alpinists
noun
plural of alpinist
alpujarra
alsophila
altigraph
altigraph
noun
An altimeter that makes a recording on a chart.
altiplano
altiplano
noun
a high plateau
altiscope
altiscope
noun
An arrangement of lenses and mirrors making it possible to see around obstructing objects.
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
ammophila
ampelidae
ampelitic
ampelitic
adj
Relating to the mineral ampelite.
amphibali
amphibial
amphibial
adj
Archaic form of amphibian.
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.
amphilogy
amphilogy
noun
ambiguity of speech; equivocation
amphisile
ampholyte
ampholyte
noun
(chemistry) An amphoteric electrolyte
amphophil
amphophil
noun
(cytology) Any amphophilic cell
ampleness
ampleness
noun
The property of being ample.
amplidyne
amplidyne
noun
A form of electromechanical amplifier in which an AC motor drives a DC generator
amplified
amplified
adj
Having been made the subject of amplification; more potent or stronger, louder
verb
simple past tense and past participle of amplify
amplifier
amplifier
noun
(electronics) An appliance or circuit that increases the strength of a weak electrical signal without changing the other characteristics of the signal.
(linguistics) An adverb that adds intensity, such as "really" or "totally".
(music) A portable encasement that houses a large speaker, used to amplify voices and musical instruments at live performances.
A lens that enlarges the field of vision.
Anything that amplifies, or makes something larger or more intense.
amplifies
amplifies
verb
Third-person singular simple present indicative form of amplify
amplitude
amplitude
noun
(astronomy) The arc of the horizon between the true east or west point and the center of the sun, or a star, at its rising or setting. At the rising, the amplitude is eastern or ortive: at the setting, it is western, occiduous, or occasive. It is also northern or southern, when north or south of the equator.
(astronomy) The arc of the horizon between the true east or west point and the foot of the vertical circle passing through any star or object.
(firearms) The horizontal line which measures the distance to which a projectile is thrown; the range.
(mathematics) The maximum absolute value of the vertical component of a curve or function, especially one that is periodic.
(physics) The maximum absolute value of some quantity that varies.
The measure of something's size, especially in terms of width or breadth; largeness, magnitude.
ampulated
ampullary
ampullary
adj
(biology, anatomy, medicine) Relating to the ampulla chyli.
(biology, anatomy, medicine) Relating to the ampulla of Vater.
(biology, anatomy, medicine) Relating to the ampullae osseae.
(biology, anatomy, medicine) Relating to the rectal ampulla.
ampullate
ampullate
adj
Having an ampulla; flask-shaped; bellied.
noun
The spigot of a spinneret in some spiders
ampullula
ampullula
noun
A small ampulla
amylopsin
amylopsin
noun
(biochemistry) A pancreatic form of amylase.
anaglyphs
anaglyphs
noun
plural of anaglyph
anaglyphy
anaglypta
anaglypta
noun
A thick, embossed wallpaper.
analepses
analepses
noun
plural of analepsis
analepsis
analepsis
noun
(medicine) A kind of epileptic attack, originating from gastric disorder.
(medicine) Recovery of strength after sickness.
A form of flashback in which earlier parts of a narrative are related to others that have already been narrated
analeptic
analeptic
adj
Of or relating to analepsis (a form of flashback).
That restores or stimulates health.
noun
A restorative or stimulative medication, especially one used to overcome depression.
ananaplas
ananaples
anaphalis
anaphoral
anaphoral
adj
(Christianity) Relating to the anaphora.
anaplasia
anaplasia
noun
(biology) A reversion of differentiation in cells that is characteristic of malignancy in tumours.
anaplasis
anaplasma
anaplasty
anaplasty
noun
(surgery) The restoration of lost parts or the normal shape by the use of healthy tissue.
anaspalin
anaspalin
noun
(medicine, archaic) A mixture of lanolin and vaseline, used as a basis for ointments.
anatropal
anatropal
adj
(botany) anatropous
ancipital
ancipital
adj
(botany) Two-edged instead of round; said of certain flattened stems, such as those of bluegrass, and rarely also of leaves.
Double; doubtful or ambiguous.
ancylopod
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.
angelship
anglepods
anglophil
annapolis
annapolis
Proper noun
The capital city of the state of Maryland in the United States of America
The located in the above city.
anopheles
anopheles
noun
(entomology) Loose terminology for species in the Anopheles genus of mosquitoes, some of which may transmit various parasites, Plasmodium, that are the cause of malaria. More strictly speaking, as Anopheles is a proper name it should be capitalised.
anospinal
anospinal
adj
(anatomy) Relating to the anus and spinal cord
antelopes
antelopes
noun
plural of antelope
anthropol
antilapse
antilapse
adj
Alternative form of anti-lapse
antipapal
antipapal
adj
(Roman Catholicism) characterized by opposition to the pope
(Roman Catholicism) of or relating to an antipope
antipedal
antipodal
antipodal
adj
On opposite sides of the globe; pertaining to antipodes
diametrically opposite
noun
(biology) One of the cells at the chalazal pole of an embryo sac.