from
The Collaborative International Dictionary of English v.0.48
Cameronian \Cam`e*ro"ni*an\, n.
A follower of the Rev. Richard Cameron, a Scotch Covenanter
of the time of Charles II.
[1913 Webster]
Note: Cameron and others refused to accept the "indulgence"
offered the Presbyterian clergy, insisted on the Solemn
league and Covenant, and in 1680 declared Charles II.
deposed for tyranny, breach of faith, etc. Cameron was
killed at the battle of Airdmoss, but his followers
became a denomination (afterwards called Reformed
Presbyterians) who refused to recognize laws or
institutions which they believed contrary to the
kingdom of Christ, but who now avail themselves of
political rights.
[1913 Webster]