Word Study
Lenticel
CIDE DICTIONARY
Lenticel, n. [F. lenticelle, dim. fr. L. lens, lentis, a lentil. Cf. Lentil.].
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. [1913 Webster]
OXFORD DICTIONARY
Lenticel, n. Bot. any of the raised pores in the stems of woody plants that allow gas exchange between the atmosphere and the internal tissues.
Etymology
mod.L lenticella dimin. of L lens: see LENS
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