neoplasm

from WordNet (r) 3.0 (2006)

neoplasm
    n 1: an abnormal new mass of tissue that serves no purpose [syn:
         {tumor}, {tumour}, {neoplasm}]

from The Collaborative International Dictionary of English v.0.48

Neoplasm \Ne"o*plasm\ (n[=e]"[-o]*pl[a^]z'm), n. [See
   {Neoplasia}.] (Physiol. & Med.)
   A new formation or tissue, the product of morbid action.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

25 Moby Thesaurus words for "neoplasm":
      benign tumor, callosity, callus, cancer, carcinoma, corn, cyst,
      excrescence, fungosity, fungus, growth, intumescence,
      malignant growth, metastatic tumor, mole, morbid growth, nevus,
      nonmalignant tumor, outgrowth, proud flesh, sarcoma, tumor,
      verruca, wart, wen

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