| Acronym | Definition |
|---|
| Ath➣athlete |
| Ath➣All Time High |
| Ath➣Atherosclerosis |
| Ath➣Above the Horizon |
| Ath➣Around the Horn (ESPN show) |
| Ath➣Aluminum Trihydrate |
| Ath➣A Toda Hora (Spanish: At All Times; Puerto Rico automatic teller machine) |
| Ath➣Associate of Theology (various schools) |
| Ath➣Attention Hangup |
| Ath➣Authorization to Hire |
| Ath➣American Trading House (Newark, NJ) |
| Ath➣Ask the Headhunter (est. 1995) |
| Ath➣Adenotonsillar Hypertrophy |
| Ath➣Air Transportable Hospital |
| Ath➣Athwartship |
| Ath➣Acceleration Time History |
| Ath➣Abdominal Total Hysterectomy (surgery) |
| Ath➣Avian Thymic Hormone |
| Ath➣Armchair Treasure Hunt (UK) |
| Ath➣Absolute Threshold of Hearing |
| Ath➣Automatic THrottle |
| Ath➣Attention Hang-Up |
| Ath➣Andrews Travel House (UK) |
| Ath➣Assign Thresholds (US DoD) |
| Ath➣Artificial Time History |
| Ath➣Asia Timber House (Malaysia) |
| Ath➣Air Transat Holidays |
| Ath➣Addicted to Hardstyle |
| Ath➣Abbreviated Trouble History |
| Ath➣Athens, Greece - Hellinikon (Airport Code) |
| Ath➣Arts Theme House (Duke University; Durham, NC) |
| Ath➣Applications Techniques Hydrauliques (French hydraulics company) |
| Ath➣Armored Trooper Heavy (Votoms) |
| Ath➣Air Touraine Hélicoptère (French helicopter transportation company) |
| Ath➣AUTODIN Transitional Hub |
| Ath➣Algorithm Test Harness |
| Ath➣Axially Tilted Hyperbola (antenna) |
| Ath➣Anders Tang Humor |