ideoplasticadj.

1883 D. H. Tuke in Jrnl. Mental Sci. Apr. 71 This ideoplastic state finds its analogue also among the actually insane; the tyrant of their organization—that which tyrannises over their thoughts and lives—being some fixed idea or a disordered perceptive centre.

1901 J. M. Baldwin Dict. Philos. & Psychol. I. 507/2 Ideoplastic, applied to the physiological functions considered as liable to modification from suggested ideas (used originally by Durand de Gros).

1919 A. Conan Doyle Vital Message App. 209 We accept Dr. Geley's statement that they are ‘ideoplastic’.

1935 Burlington Mag. Mar. 110/1 As regards the ideoplastic character of pre-Greek art..it is called ideoplastic because the artist renders what he knows about the object rather than what he sees.

1943 H. Read Educ. through Art v. 136 Later writers..relate this two-fold distinction to Verworn's classification of primitive art as physioplastic and ideoplastic.

1961 R. Crookall Supreme Adventure ii. i. 60 The substance composing their environment resembles ectoplasm in being ideo-plastic and responding automatically to their thoughts, feelings, expectations, hopes and fears.

1990 L. Picknett Encycl. Paranormal 281/2 This sphere is essentially mindstuff, an ideoplastic plane where even a casual thought may become ‘real’.

1922 Proc. Soc. Psychical Res. 1921–2 32 312 These phenomena..were formed ideoplastically out of the medium's own organism.

1935 Burlington Mag. Mar. 121/2 He built up his works ideoplastically.

1953 E. Wilkins & E. Kaiser tr. R. Musil Man without Qualities I. lxviii. 339 Issuing forth en masse into the open air, [they] take shape as a formation of the mass-soul, physically, dramatically and..ideoplastically.