- a swollen part; swelling; protuberance.
- an uncontrolled, abnormal, circumscribed growth of cells in any animal or plant tissue; neoplasm.
- inflated pride; haughtiness.
- pompous language; bombast.
Also especially British, tu·mour.
Origin of tumor
1535–45; < Latin: a swelling, swollen state, equivalent to tum(ēre) to swell + -or -or1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for tumorous
Word Origin and History for tumorous
1540s, from Latin tumor "swelling, condition of being swollen," from tumere "to swell" (see thigh).
Online Etymology Dictionary, © 2010 Douglas Harper
- An abnormal growth of tissue resulting from uncontrolled, progressive multiplication of cells and serving no physiological function; a neoplasm.
- A swollen part; a swelling.
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