[f. as prec. + -IST.] One who is disposed to go to the extreme, or who holds extreme opinions.
1846. in Worcester (citing Ec. Rev.).
1850. D. Webster, Sp., 7 March, 53. The extremists of both parts of the country are violent.
1856. Olmsted, Slave States, 177. The extremists of the South esteem their opponents as madmen, or robbers.
1873. Whitney, Orient. Stud., 122. The extremists of the German school.