ERT

• ESPN Regional Television, a college football and basketball syndicator
• Hellenic Broadcasting Corporation (Ellinikí Radiofonía Tileórasi), Greece's public broadcaster
• Ente Radio Trieste, public service radio broadcaster of the Free Territory of Trieste

• ERT (company), an American clinical research company
• Enzyme replacement therapy
• Estrogen receptor test
• Estrogen replacement therapy

• European Racquetball Tour
• European Rally Trophy
• EOC country code for the EOC Refugee Team
• ERT Formula E Team

• Earth-received time, used when dealing with interplanetary spacecraft
• Electrical resistivity tomography
• Encoder receiver transmitter, a packet radio protocol

• Elektrooniline Riigi Teataja, the official web publication of laws of the Republic of Estonia
• Elizabeth River Tunnels Project, an infrastructure project in Virginia
• Emergency response team
• Emergency Response Team (RCMP) of the Royal Canadian Mounted Police
• Evidence Response Team of the FBI
• Nuclear power plant emergency response team
• Eritai language
• Eritrean Airlines
• European Round Table of Industrialists, an advocacy group
• Exclusive ride time, in amusement parks

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