Pulp

Pulp (?), n. [L. pulpa flesh, pith, pulp of fruit: cf. F. pulpe.] A moist, slightly cohering mass, consisting of soft, undissolved animal or vegetable matter. Specifically: (a) (Anat.) A tissue or part resembling pulp; especially, the soft, highly vascular and sensitive tissue which fills the central cavity, called the pulp cavity, of teeth. (b) (Bot.) The soft, succulent part of fruit; as, the pulp of a grape. (c) The exterior part of a coffee berry. B. Edwards. (d) The material of which paper is made when ground up and suspended in water.