(countable) The amount by which a speed or velocity increases (and so a scalar quantity or a vector quantity).
(physics) The change of velocity with respect to time (can include deceleration or changing direction).
(uncountable) The act of accelerating, or the state of being accelerated; increase of motion or action; as opposed to retardation or deceleration.
The advancement of students at a rate that places them ahead of where they would be in the regular school curriculum.
accentuality
accentuality
noun
The quality of being accentual.
accidentally
accidentally
adv
In an accidental manner; by chance, unexpectedly.
Unintentionally.
accompanable
accompanable
adj
(obsolete) sociable
accomplement
accouplement
accouplement
noun
(rare) That which couples, as a tie or brace
(rare) The act of coupling, or the state of being coupled; union
acetanilides
acetanilides
noun
plural of acetanilide
acetonitrile
acetonitrile
noun
(organic chemistry) The simplest organic cyanide or nitrile, CH₃CN, formally derived from acetic acid
acetylations
acetylations
noun
plural of acetylation
acetylenogen
acetylglycin
acetylphenol
acetyltannin
acetyltannin
noun
(organic chemistry) Synonym of acetyltannic acid
acherontical
acknowledged
acknowledged
adj
Generally accepted, recognized or admitted.
verb
simple past tense and past participle of acknowledg
simple past tense and past participle of acknowledge
acknowledger
acknowledger
noun
One who acknowledges.
acknowledges
acknowledges
verb
Third-person singular simple present indicative form of acknowledge
acriflavines
acriflavines
noun
plural of acriflavine
acrogenously
acrogenously
adv
In an acrogenous manner.
acutenaculum
acutilinguae
adelocodonic
adelocodonic
adj
(zoology) Applied to sexual zooids of hydroids, that have a saclike form and do not become free; opposed to phanerocodonic.
adenological
adenological
adj
Pertaining to adenology.
adenomalacia
adjunctively
adjunctively
adv
In an adjunctive way.
adminiculate
adminiculate
verb
(Scotland, law, transitive) To prove; to corroborate.
adolescences
adolescences
noun
plural of adolescence
adolescently
adolescently
adv
In a adolescent manner; like a teenager.
adularescent
adularescent
adj
Exhibiting adularescence.
aeronautical
aeronautical
adj
Of or pertaining to the scientific study of flight
agglutogenic
agglutogenic
adj
Synonym of agglutinogenic
agranulocyte
agranulocyte
noun
(biochemistry) Any of several kinds of white blood cell characterised by the absence of granules in the cytoplasm.
alacreatinin
alalcomeneus
albuginaceae
alcantarines
alcyoniaceae
aldermanical
aldermanical
adj
Alternative form of aldermanic
alectoridine
alkalescence
alkalescence
noun
A tendency to become alkaline.
The state of a substance in which alkaline properties begin to be developed, or to predominate.
alkalescency
alkalescency
noun
Alternative form of alkalescence
allioniaceae
allocaffeine
allosyndetic
allosyndetic
adj
Relating to allosyndesis
allothigenic
allothogenic
alpenstocker
alpenstocker
noun
A mountain-climber, especially one that uses an alpenstock.
alphanumeric
alphanumeric
adj
Consisting of these characters plus punctuation and other special characters.
Consisting of, or limited to, letters and/or numbers, especially the characters A to Z (lowercase and uppercase) and 0 to 9.
noun
An alphanumeric character.
altercations
altercations
noun
plural of altercation
altiloquence
altiloquence
noun
Pompous language; lofty speech.
altingiaceae
altiplanicie
ambivalences
ambivalences
noun
plural of ambivalence
amicableness
amicableness
noun
The state or quality of being amicable.
aminovaleric
amnioclepsis
amphicoelian
amphicoelian
adj
amphicoelous
amphinucleus
amylopectins
amylopectins
noun
plural of amylopectin
anacephalize
anagenetical
analphabetic
analphabetic
adj
(comparable) (of a person) Illiterate, unable to read or write.
(not comparable) (of symbols) Not alphabetic.
noun
An illiterate person.
anapaestical
anapaestical
Adjective
anapestic
anchoretical
anchoretical
adj
anchoretic
anchorpeople
anecdotalism
anecdotalism
noun
A predisposition to relate anecdotes.
anecdotalist
anecdotalist
noun
One who recounts anecdotes, or uses them instead of experimental evidence in a field of study.
anelasticity
anelasticity
noun
The property of being anelastic.
anemoclastic
anemological
anemological
adj
Relating to anemology.
anencephalia
anencephalic
anencephalic
adj
Of, pertaining to, or exhibiting anencephaly.
anencephalus
anencephalus
noun
anencephaly
aneurilemmic
angelophanic
angusticlave
angusticlave
noun
(historical) In Ancient Rome, a narrow stripe of purple worn by the equites on each side of the tunic as a sign of rank
anhaemolytic
anilinctuses
animalculine
animalculine
adj
(obsolete, rare) Of, relating to, or resembling animalcules.
anisodactyle
announceable
announceable
adj
Able to be announced.
noun
(informal) A positive-sounding news item suitable for public announcement; a sound bite.
anococcygeal
anococcygeal
adj
(anatomy) Relating to the anus and coccyx.
anomaloscope
anomaloscope
noun
(ophthalmology) An instrument used to test for color blindness by measuring quantitative and qualitative anomalies in color perception.
anonymuncule
anonymuncule
noun
(obsolete) an insignificant anonymous writer.
anorthoclase
anorthoclase
noun
(mineralogy) Any of a group of feldspars being mixed sodium and potassium aluminosilicates.
antebrachial
antebrachial
adj
(anatomy) relating to the forearm
antecedental
antecedently
antecedently
Adverb
In the manner of an antecedent; previously
antelocation
antemetallic
antemetallic
adj
Before the discovery and use of metals.
antepectoral
antepectoral
adj
(anatomy) Of the feet of insects: fixed in the forepart of the prosternum or prothorax.
antephialtic
antephialtic
adj
(medicine) Acting against nightmares.
antepileptic
antepileptic
adj
Alternative form of antiepileptic
anthelmintic
anthelmintic
adj
(pharmacology) Destructive to parasitic intestinal worms.
noun
(medicine) A drug for the treatment of intestinal worm infestation, either by killing the worms or by causing them to be expelled from the body.
anthoecology
anticatalase
antichlorine
antichlorine
noun
Synonym of antichlor (“substance used to remove chlorine”)
anticlerical
anticlerical
adj
Opposed to political influence of clerics.
noun
One who opposes the political influence of clerics.
anticlimaxes
anticlimaxes
noun
plural of anticlimax
anticyclones
anticyclones
noun
plural of anticyclone
antielectron
antielectron
noun
(physics) Synonym of positron
antilacrosse
antileukemic
antileukemic
adj
(oncology, pharmacology) Preventing or countering leukemia.
noun
Any drug that prevents or counters leukemia.
antimetrical
antimetrical
adj
antimetric
antinucleons
antinucleons
noun
plural of antinucleon
antiparticle
antiparticle
noun
(physics) A subatomic particle corresponding to another particle with the same mass, spin and mean lifetime but with charge, parity, strangeness and other quantum numbers flipped in sign; a particle that has a reversed world line to another.
antipoetical
antipoetical
Adjective
Opposed to poetry.
antiprelatic
antiseptical
antiseptical
adj
Archaic form of antiseptic.
antislickens
antithetical
antithetical
adj
Pertaining to antithesis, or opposition of words and sentiments; containing, or of the nature of, antithesis; contrasted.
antiviolence
antiviolence
adj
(law enforcement, sociology) Acting against or opposing violence.
aorticorenal
aorticorenal
adj
(anatomy) Relating to the aorta and the kidney.
aplacentalia
aplacentaria
aplanobacter
appendicular
appendicular
adj
Of or pertaining to a limb or appendage.
Of or pertaining to the appendix.
applicancies
applicancies
noun
plural of applicancy
arboricoline
arboricoline
adj
Synonym of arboricolous
archangelica
archconsoler
archeologian
archibenthal
archswindler
arsenicalism
arsenicalism
noun
Synonym of arseniasis
asclepiadean
ascolichenes
autolimnetic
autolimnetic
adj
Living at the surface of a body of water.
azocochineal
azocoralline
baccalaurean
baccalaurean
adj
Relating to a baccalaureate.
bacchanalize
bacchanalize
verb
(intransitive) To behave as if at a bacchanal; to revel riotously.
(transitive) To make riotous and wild.
bacilligenic
bacillogenic
backboneless
backboneless
adj
Cowardly, spineless.
Without a backbone; invertebrate.
backhandedly
backpedaling
backpedaling
noun
The act of distancing oneself from a previously supported idea, action, behaviour, etc.; a U-turn or flip-flop.
verb
(US) present participle of backpedal
baculiticone
balancedness
balancedness
noun
The state or quality of being balanced.
bareknuckled
beaconsfield
beaconsfield
Proper noun
A market town in Buckinghamshire, England.
A town in Victoria, Australia.
bechuanaland
bechuanaland
Proper noun
A former name of what is now Botswana, used until 1966
becompliment
becrinolined
becrinolined
adj
Dressed in a crinoline.
becudgelling
belicoseness
belligerence
belligerence
noun
The state of being belligerent; aggressive inclination to war.