perisperm Meaning, Definition & Usage

  1. noun the nutritive tissue outside the sac containing the embryo in some seeds

WordNet

Per"i*sperm noun
Etymology
F. périsperme. See Peri-, and Sperm.
Definitions
  1. (Bot.) The albumen of a seed, especially that portion which is formed outside of the embryo sac. -- Per`i*sper"mic a.

Webster 1913