'Liber' definitions:

Definition of 'Liber'

From: GCIDE
  • Liber \Li"ber\ (l[imac]"b[~e]r), n. [L. See Libel.] (Bot.) The inner bark of plants, lying next to the wood. It usually contains a large proportion of woody, fibrous cells, and is, therefore, the part from which the fiber of the plant is obtained, as that of hemp, etc. [1913 Webster]
  • Liber cells, elongated woody cells found in the liber. [1913 Webster]