This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. An abnormal new growth of tissue in animals or plants; a tumor.

n. An abnormal new growth of disorganized tissue in animals or plants.

n. A new formation or tissue, the product of morbid action.

n. A new growth or true tumor; a morbid growth more or less distinct histologically from the tissue in which it occurs.

n. an abnormal new mass of tissue that serves no purpose

"You might see somebody who was diagnosed with a breast neoplasm—a lump on the breast—and the treatment code was a circumcision."

growth   

brain tumour    blastocytoma    metastatic tumor    malignant tumor    adipose tumor    benign tumor    pinealoma    nonmalignant neoplasm    embryonal carcinosarcoma    neurofibroma   

neoplastic    neoplasia   

tumour   

adenoma    self-stimulation    adenocarcinoma    glioma    carcinoma    lymphoma    carcinogenesis    acini    chromophore    calculi