AM or Am may refer to:

Arts and entertainment

Music

* A minor, a minor scale in music * A.M. (Chris Young album), ''A.M.'' (Chris Young album) * A.M. (Wilco album), ''A.M.'' (Wilco album) * AM (Abraham Mateo album), ''AM'' (Abraham Mateo album) * AM (Arctic Monkeys album), ''AM'' (Arctic Monkeys album) * AM (musician), American musician * Am, the Chord names and symbols (popular music), A minor chord symbol * ''Armeemarschsammlung'' (Army March Collection), catalog of German military march music * Andrew Moore (musician), Canadian musician known as A.M. * DJ AM, American DJ and producer * Skengdo & AM, British hip hop duo

Television and radio

* AM (ABC Radio), ''AM'' (ABC Radio), Australian current affairs radio program * ''American Morning'', American morning television news program * ''Am, Antes del Mediodía'', Argentine current affairs television program * Am, a character in the anthology ''Star Wars: Visions''

Other media

* Allied Mastercomputer, the antagonist of the short story "I Have No Mouth, and I Must Scream"

Education

* Active Minds, a mental health awareness charity * Arts et Métiers ParisTech, a French engineering school * Australian Museum, a museum in Australia * Master of Arts, an academic degree

Military

* AM, the United States Navy hull classification symbol for "minesweeper" * Air marshal, a senior air officer rank used in Commonwealth countries * Anti-materiel rifle, rifle designed for use against military equipment * Aviation structural mechanic, a U.S. Navy occupational rating

Science

* AM, a complexity class related to Arthur–Merlin protocol * Adrenomedullin, a protein * Air mass (astronomy), measure of the amount of air along the line of sight in astronomical observations * Am, tropical monsoon climate in the Köppen climate classification * Americium, symbol Am, a chemical element * Attometre, a unit of length * attomolar (aM), a unit of Molar concentration#Units, molar concentration

Technology

* .am, Internet domain for Armenia * .am, a file extension associated with Automake software * AM broadcasting, radio broadcasting using amplitude modulation * 3D printing, Additive manufacturing, or 3-D printing, a process of making a three-dimensional solid object of virtually any shape from a digital model. * Agile modeling, a software engineering methodology for modeling and documenting software systems * Amplitude modulation, an electronic communication technique * Automated Mathematician, an artificial intelligence program

Timekeeping

* ''Era of the Martyrs, anno martyrum'', a method of numbering years in the Coptic calendar * ''Anno Mundi'', a calendar era based on the biblical creation of the world * ''ante meridiem'', Latin for "before midday", written e.g. 6a.m.

Transportation

* A.M. (automobile), a 1906 French car * Aeroméxico (IATA airline code AM), airline in Mexico * Enduro (mountain biking), All-mountain, a discipline of mountain biking * Arkansas and Missouri Railroad

Other uses

* Am (cuneiform), a written syllable * Member of the Order of Australia, postnominal letters which can be used by a Member of the Order * Assembly Member (disambiguation), a political office ** Member of the National Assembly for Wales ** Member of the London Assembly * Amharic language (ISO 639-1 language code am) * Armenia (ISO country code AM) * Attacking midfielder, a position in association football * The Book of Amos, part of the Tanakh and Old Testament *First-person singular present of the copula verb ''to be''