Sport Abbreviations and Acronyms
- ATPAzienda Trasporti Pubblici
- ATRAchilles Tendon Rupture
- ATRAround Themrings
- ATRAustralian Tournament Rankings
- ATSArea Teams
- ATSAthletic Trainers
- ATSAntoinette Tubman Stadium
- ATSAusten Tennis Superiority
- ATSAgainst The Spread
- ATTAttack
- ATTAttempts
- AUAustria
- AUAustralia
- AUAAAtlantic Universities Athletic Association
- AUAAAtlantic Univejsity Athletic Association
- AUBBAurora University Baseball
- AUBCAberdeen University Basketball Club
- AUBCAsian University Basketball Championships
- AUBCAdelaide University Boat Club
- AUBFAsian University Basketball Federation
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