'Mesophyllum' definitions:

Definition of 'Mesophyllum'

From: GCIDE
  • Mesophyllum \Mes`o*phyl"lum\, n. [NL., fr. Gr. me`sos middle + fy`llon leaf.] (Bot.) The parenchyma of a leaf between the skin of the two surfaces. --Gray. [1913 Webster]