Lenticel

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Lenticel \Len"ti*cel\ (l[e^]n"t[i^]*s[e^]l), n. [F. lenticelle,
     dim. fr. L. lens, lentis, a lentil. Cf. {Lentil}.] (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.
         [1913 Webster]

From WordNet (r) 2.0 [wn]:

  lenticel
       n : one of many raised pores on the stems of woody plants that
           allow the interchange of gas between the atmosphere and
           the interior tissue