lobule

from WordNet (r) 3.0 (2006)

lobule
    n 1: a small lobe or subdivision of a lobe

from The Collaborative International Dictionary of English v.0.48

Lobule \Lob"ule\, n. [Cf. F. lobule, dim. of lobe. See {Lobe}.]
   A small lobe; a subdivision of a lobe.
   [1913 Webster]

   {Lobule of the ear}. (Anat.) Same as {Lobe of the ear}.
      [1913 Webster]