tumor
tumor definition
tu·mor (to̵̅o̅′mər, tyo̵̅o̅′-)
noun
- a swelling on some part of the body
- a mass of new tissue growth independent of its surrounding structures, having no physiological function; neoplasm: such tumors are classified as benign or malignant
- Obsolete high-flown language; bombast
Etymology: L, a swelling < tumere, to swell < IE base *tēu-, to swell > thumb
Brit. sp. tumour tu′·mour
Related Forms:
- tumorous tu′·mor·ous adjective
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