A popular tumult, Acts 24:5, or a religious faction, Galatians 5:20. The same Greek word is translated "insurrection," in speaking of Barabbas, Mark 15:7, and "dissension" in Acts 15:2.
These dictionary topics are from American Tract Society Bible Dictionary published in 1859. Public Domain, copy freely.
Rand, W. W. "Entry for 'SEDITION'". "American Tract Society Bible Dictionary".