"Subdivisions" is a song by Canadian progressive rock group, Rush, released as the second single from their 1982 album Signals. The song has been a staple of the band's live performances, is played regularly on classic-rock radio, and appears on several greatest-hits compilations. It was released as a single in 1982, and despite limited success on the UK charts, the song had significant airplay in Great Britain. In the United States, it charted at No. 8 on the Album Rock Tracks chart. Played live prior to its release, numerous pre-release live versions have circulated among collectors for years.