cio
CIO.abbr. 1. The Congress of Industrial Organizations, which merged with the AFL in 1955. See AMERICAN FEDERATION OF LABOR AND CONGRESS OF INDUSTRIAL ORGANIZATIONS . 2. CHIEF INFORMATION OFFICER.
CIO.abbr. 1. The Congress of Industrial Organizations, which merged with the AFL in 1955. See AMERICAN FEDERATION OF LABOR AND CONGRESS OF INDUSTRIAL ORGANIZATIONS . 2. CHIEF INFORMATION OFFICER.