Browse the Oxford Advanced Learner's Dictionary
- the American Medical Association
- the American National Standards Institute
- the American Revolution
- the American Society for the Prevention of Cruelty to Animals
- the American Society of Composers, Authors and Publishers
- the American Standard Version
- the American Stock Exchange
- the Amish
noun - The Ancient Mariner
- The Angel, Islington
- the Anglican Communion
- the Anglo-Dutch Wars
- the Anglo-Irish Agreement
- the Anglo-Irish Treaty
- the Anglo-Irish War
- The Anglo-Saxon Chronicle
- the Anglosphere
noun - the Animal Liberation Front
- the Annunciation
noun - the Antarctic Circle
noun - the Antarctic
noun - the Anthropocene
noun - the Antipodes
noun - The Antiques Roadshow
- the Antonine Wall
- the Apollo program
- the Appalachian Mountains
- the Apprentice Boys' Parade
- The Arabian Nights
- the Aran Islands
noun - the Archbishop of Canterbury
- the Archbishop of Westminster
- the Archbishop of York
- The Archers
- the Arctic Circle
noun - the Argonauts
noun - the ark
noun - the Ark Royal
- the armed forces
noun - the Art Fund
- the Artful Dodger
- the Articles of Confederation
- the Arts and Crafts Movement
- The Ash Grove
- the Ashes
- the Ashmolean Museum
- the ASPCA
- the ASV
- the Athenaeum
- the Atkins Diet