[ too-mer, tyoo- ]
/ ˈtu mər, ˈtyu- /
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.
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Also especially British, tu·mour.
Origin of tumor
1535–45; < Latin: a swelling, swollen state, equivalent to tum(ēre) to swell + -or -or1
OTHER WORDS FROM tumor
tu·mor·like, adjectivetu·mor·ous, tu·mor·al, adjectivean·ti·tu·mor, adjective, nounan·ti·tu·mor·al, adjective
Words nearby tumor
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Medical definitions for anti-tumor
[ tōō′mər ]
An abnormal growth of tissue resulting from uncontrolled, progressive multiplication of cells and serving no physiological function; a neoplasm.
A swollen part; a swelling.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for anti-tumor
[ tōō′mər ]
See neoplasm. See Note at cancer.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for anti-tumor
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.