Noah Webster
Parenchyma
PAREN'CHYMA, noun [Gr. to suffuse.]
1. In anatomy, the solid and interior part of the viscera, or the substance contained in the interstices between the blood vessels of the viscera; a spungy substance.
Parenchyma is the substance or basis of the glands.
2. In botany, the pith or pulp of plants.