[f. as prec. + -IST. So Sw. ultraist.] One who holds extreme opinions; an extremist.

1

1842.  G. S. Faber, Prim. Doctr. Election (ed. 2), I. i. 5, note. Those high-vaulting Ultraists, who professedly treat with contempt the harmonious voice of Aboriginal Antiquity.

2

1875.  O. W. Holmes, Old Vol. Life, Crime and Automatism (1891), 357. Obviously these reformers are not fanatics; they are not ultraists or Utopians.

3

  Hence Ultraistic a., tending to extremes in opinion or practice.

4

1840.  G. S. Faber, Christ’s Disc. Capernaum, Ded. p. xx. Our ultraistic friend,… in his own insulated strength confident against the world in arms.

5

1877.  Sparrow, Serm., ix. 115. This unmeasured, exaggerated and ultraistic mode of drawing inferences.

6