What does the term AOR mean in music reviews?

AOR stands for "Album-Oriented Rock". It is a format of rock music that focuses on full-length albums, rather than singles. AOR typically features longer, more complex songs and is usually characterized by its high production values. AOR was popular in the 1970s and 1980s and is still played on radio stations today. Some of the most famous AOR artists include Journey, Foreigner, and Toto.