Definify.com
Webster 1913 Edition
Lenticel
Len′ti-cel
(lĕn′tĭ-sĕl)
, Noun.
(Bot.)
(a)
One of the small, oval, rounded spots upon the stem or branch of a plant, from which the underlying tissues may protrude or roots may issue, either in the air, or more commonly when the stem or branch is covered with water or earth.
(b)
A small, lens-shaped gland on the under side of some leaves.