AM may refer to:
The American Civil War (also known by other names) was a civil war fought in the United States from 1861 to 1865, between the North (the Union) and the South (the Confederacy).
American football, referred to as football in the United States and Canada and also known as gridiron, is a team sport played by two teams of eleven players on a rectangular field with goalposts at each end.
Amazon.com, Inc. (), is an American multinational technology company based in Seattle, Washington that focuses on e-commerce, cloud computing, digital streaming, and artificial intelligence.
Amyotrophic lateral sclerosis (ALS), also known as motor neurone disease (MND) or Lou Gehrig's disease, is a specific disease that causes the death of neurons controlling voluntary muscles.
The American Broadcasting Company (ABC) is an American commercial broadcast television network that is a flagship property of Walt Disney Television, a subsidiary of the Disney Media Networks division of The Walt Disney Company.
Amelia Mary Earhart (, born July 24, 1897; disappeared July 2, 1937) was an American aviation pioneer and author.
Amy Jade Winehouse (14 September 1983 – 23 July 2011) was an English singer and songwriter. She was known for her deep, expressive contralto vocals and her eclectic mix of musical genres, including soul (sometimes labelled as blue-eyed soul and neo soul), rhythm and blues, and jazz.
Amino acids are organic compounds containing amine (-NH2) and carboxyl (-COOH) functional groups, along with a side chain (R group) specific to each amino acid.