English abbreviations from tam to tank
- TAM (Tanque Argentino Mediano)
- TAMA (Technology Advanced Metropolitan Area)
- TAMASEC (Tamale Secondary School)
- TAMC (Tripler Army Medical Center)
- TAMCA (Theater Army Movement Control Activity)
- TAMCC (Theater Army Movement Control Center)
- TAMCO (Theater Army Movement Control Center)
- TAMD (Theater Air and Missile Defense)
- TAME (Tertiary amyl methyl ether)
- TAMI (Tanks and Mechanized Infantry)
- TAMIS (Training Ammunition Management Information System)
- TAMMC (Theater Army Material Management Command)
- TAMMIS (Theater Army Medical Management And Information System)
- TAMMIS(D) (Theater Army Medical Management and Information System (Division))
- TAMMS (The Army Maintenance Management System)
- TAMPC (Texas A & M Press Consortium)
- TAMPS (Tactical Aircraft Mission Planning System)
- TAMS ((astrophysics terminology) Terminal-Age Main Sequence, stars at the point in their lifetimes where they have finished burning hydrogen in their cores)
- TAMSS (Target Area Meteorological Sensor System)
- TAMU (Texas Agricultural and Mechanical University)
- TAMUG (Total Army Microcomputer Users Group)
- TAN (Tanzania (IOC and FIFA trigram, but not ISO 3166))
- TANCET (TamilNadu Common Entrance Test)
- TANF (Temporary Assistance for Needy Families)
- TANJ (There Ain't No Justice (used as expletive in the Ringworld novels))
- TANK (Training Athletes Neuro Kinetically)