Nodule

2 definitions found

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

  Nodule \Nod"ule\ (n[o^]d"[-u]l), n. [L. nodulus, dim. of nodus
     knot: cf. F. nodule.]
     A rounded mass or irregular shape; a little knot or lump.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:



  nodule
       n 1: a small node
       2: small rounded wartlike protuberance on a plant [syn: {tubercle}]
       3: (mineralogy) a small rounded lump of mineral substance
          (usually harder than the surrounding rock or sediment)