1868 N. Porter ii. vi. 357 There are sense-parts and sense-wholes, representative-parts and representative-wholes, and thought-parts and thought-wholes.
1905 W. James in G. M. Fisher tr. H. Höffding p. xii We must suppose that the energy in Being that tends toward unity in the thought-part of Being, tends, by analogy, toward unity elsewhere also.
2003 W. A. Davis iii. xiv. 369 (heading) Ideas as thought-parts.