Collins English Dictionary: English Words Starting With “A”
- a...a frog in one's throat
- à gogo...a sight
- a sight for sore eyes...aa
- AAA...abator
- abattoir...Abelian group
- abelmosk...ablaut
- ablaze...about turn
- about-ship...absenteeism
- absently...abstraction
- abstractionism...Acadia
- Acadian...acceptance
- acceptant...accomplishment
- accord...accustomed
- Accutron...ACGI
- ach...Acid House
- acid rain...acorn valve
- acorn worm...acrocyanosis
- acrodont...actino-
- actinobacillosis...ACTT
- ACTU...Adam
- Adam's ale...Additional Member System
- additionality...Adi Granth
- adiabatic...administer
- administrate...Adrastus
- adrenal...advance man
- advance notice...advised
- advisement...aeolian deposits
- aeolian harp...aerology
- aeromechanic...aether
- aethereal...affirming the consequent
- affix...afraid
- afreet...afterbrain
- afterburner...Agamemnon
- agamete...agglutinate
- agglutination...Agnes
- Agnesi...agrimony
- Agrippa...Ahvenanmaa
- Ahwaz...air cleaner
- Air Command...air vesicle
- air vice-marshal...airplay
- airport...Akhaïa
- akhara...Alagna
- Alagoas...albert
- Albert Edward...alcidine
- Alcinoüs...alecost
- Alecto...alexandrite
- Alexandroúpolis...algophobia
- algor...alizarin
- alk....all of
- all of a doodah...all-star
- all-time...allheal
- alliaceous...Alloway
- allowedly...Alnico
- alocasia...alphanumeric
- Alpheus...alternating current
- alternating-gradient focusing...aluminium oxide
- aluminium sulphate...amaretti
- amaretto...ambit
- ambition...amendment
- amends...Amersfoort
- Ames test...amitriptyline
- amity...amoral
- amoretto...amphiprostyle
- amphiprotic...amusing
- amygdala...anabolism
- anabolite...analgesia
- analgesic...anaplasmosis
- anaplastic...anchorite
- anchorman...Anderson shelter
- Anderssen...anecdotage
- anecdotal...angel investor
- Angel of the North...Anglian
- Anglican...angular frequency
- angular magnification...animatism
- animato...Annam
- Annamese...annulet
- annulment...Anshan
- ANSI...antefix
- antelope...anthropogenesis
- anthropogenic...antiar
- antibacterial...antifriction metal
- antifungal...antinucleon
- Antioch...antiscientific
- antiscorbutic...Antony
- antonym...AOB
- AOC...aphaeresis
- aphagia...apo-
- Apoc....apoplexy
- apoprotein...apparitor
- appassionato...applecart
- appledrain...appressorium
- apprise...Apus
- apyrexia...arabesque
- Arabia...Araucanian
- araucaria...arccos
- -arch...archidiaconal
- archidiaconate...Arctogaea
- Arctogaean...Argenteuil
- argentic...Arian
- Arianism...Arles
- Arlington...armory
- armour...arrange
- arrangement...arsenic trioxide
- arsenical...arthromere
- arthroplasty...artless
- Artois...as long as
- as much...Ascension Day
- ascensionist...ashamed
- Ashanti...ask
- ask after...asphyxiate
- aspic...assess
- assessment...assort
- assorted...astir
- ASTM...astrophysics
- astrosphere...at anchor
- at any cost...at random
- at rest...ataata
- Atacama Desert...athletics
- athodyd...atomic energy
- Atomic Energy Authority...attachment
- attachment of earnings...attraction
- attraction sphere...audile
- audio...august
- Augusta...aurum
- AUS...Austrasia
- Austria...autocracy
- autocrat...automatic pilot
- automatic repeat...auxanometer
- Auxerre...Averno
- Averroës...avulsion
- avuncular...axes
- axial...Ayrshire
- Ayub Khan...azygous