1. the layer of epidermis just under the stratum corneum or (on the palms and soles) just under the stratum lucidum; contains cells (with visible granules) that die and move to the surface;
WordNet (r) 3.0 (2006):
stratum granulosum
n 1: the layer of epidermis just under the stratum corneum or
(on the palms and soles) just under the stratum lucidum;
contains cells (with visible granules) that die and move to
the surface