Cerebrous

The Blood afterwards returning from the Brain, endowed with its Energy, diluted with the cerebrous Lympha, mixed with new Chyle, Lympha and Bile, pour’d in together with Spirits perhaps and venous Blood into the Veins, received by the Heart, puls’d thence into the Lungs, and chang’d farther by them, reaſſumes again that Nature or Diſpoſition which it had before it reach’d the Cerebrum.

Source: wiktionary

When the hunting season terminates, the dried skins are steeped in water, and the hair detached by the use of an old knife; after this, they are placed in an earthen pot with the powdered brains, and afterwards heated to 95°, or thereabouts. By this treatment the cerebrous matter is converted into a kind of soap, which forms a lather with the water remaining in contact with the skins, and it makes the latter very clean and pliable.

Source: wiktionary

Immediately after the arrival of Warren Lee Goss from rebel prisons, I was called to see him professionally, and found him completely prostrated, suffering from scurvy, chronic diarrhœa, and cerebrous typhus fever, all of which were, beyond doubt, the effects of privations and inhuman treatment while incarcerated in those loathsome prisons; […]

Source: wiktionary