1886 25 Dec. 1269/2 It is the stroma which constitutes the protoplasm or discoplasm of the cell.
1900 W. Myers tr. P. Ehrlich & A. Lazarus 50 The discoplasm [Ger. das Discoplasma] loses its power of retaining the hæmoglobin, and gives it up to the blood plasma in ever increasing quantity.