Posted in Business & Finance, Government & Military, Information Technology, Organizations, Science CARO stands for Canadian Association of Radiation Oncologists CARO stands for Computer Anti-Virus Researchers’ Organization CARO stands for Common Anatomy Reference Ontology (biology) CARO stands for Club Auto Rétro de l’Ourcq (French automobile club) CARO stands for Canadian Artists’ Representation Ontario (Toronto, Ontario, Canada)