American College Testing (ACT): A standardized college admissions test used in the United States, assessing English, mathematics, reading, and science reasoning skills. An optional writing section is also available.
Acceptance and Commitment Therapy (ACT): A form of psychotherapy that combines aspects of cognitive behavioral therapy with mindfulness and acceptance strategies to enhance psychological flexibility.
Australian Capital Territory (ACT): A federal territory in Australia that includes Canberra, the capital city of Australia.
Automated Confirmation of Transactions (ACT): A system used in the over-the-counter and NASDAQ securities markets for reporting and clearing trades.
Act!: A customer relationship management (CRM) and marketing automation software solution designed to help businesses manage customer interactions and marketing campaigns.
Act: A term used in law, theater, and general language, referring to a deed, performance, or statute.