Cambium

['kæmbɪəm]

Definition

(noun.) the inner layer of the periosteum.

(noun.) a formative one-cell layer of tissue between xylem and phloem in most vascular plants that is responsible for secondary growth.

Editor: Shelton--From WordNet

Definition

(n.) A series of formative cells lying outside of the wood proper and inside of the inner bark. The growth of new wood takes place in the cambium, which is very soft.

(n.) A fancied nutritive juice, formerly supposed to originate in the blood, to repair losses of the system, and to promote its increase.

Checker: Rene

Definition

n. a layer of vascular tissue formed between the wood and the bark of exogens in which the annual growth is formed.

Checked by Douglas