tumour
/ˈtjuːmə
/(US tumor)
noun
1A swelling of a part of the body, generally without inflammation, caused by an abnormal growth of tissue, whether benign or malignant.One of the commonest reasons for undertaking a biopsy is to establish whether a tumour is malignant or benign....
- Both benign and malignant tumors showed ulceration of the overlying mucosa.
- Malignant brain tumors grow and spread into neighboring tissues rapidly.
Synonyms
cancerous growth, malignant growth, cancer, malignancy;
lump, growth, swelling
technical carcinoma, sarcoma, melanoma, lymphoma, myeloma, neoplasm, metastasis, neurofibroma, teratoma, fibroadenoma, meningioma
1.1 archaic A swelling of any kind.
Derivatives
tumorous
- Neither ductal nor lobular carcinoma in situ were found in multiple sections of both tumorous and nontumorous breast tissue.
- A 19-year-old man presented with a tumorous swelling of the left 10th rib of approximately 1 year's duration.
- Hamartoma is a tumorous lesion that consists of anomalously arranged tissues that are components of the normal structure of origin.
Origin
Late Middle English: from Latin tumor, from tumere 'to swell'.