tumor
[ too-mer, tyoo- ]
noun
a swollen part; swelling; protuberance.
an uncontrolled, abnormal, circumscribed growth of cells in any animal or plant tissue; neoplasm.
Archaic.
inflated pride; haughtiness.
pompous language; bombast.
Origin of tumor
1First recorded in 1535–45; from Latin: “a swelling, swollen state,” equivalent to tum(ēre) “to swell” + -or noun suffix (see -or1)
- Also especially British, tu·mour .
Other words from tumor
- tu·mor·like, adjective
- tu·mor·ous, tu·mor·al, adjective
- an·ti·tu·mor, adjective, noun
- an·ti·tu·mor·al, adjective
- non·tu·mor·ous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
Scientific definitions for tumor
tumor
[ tōō′mər ]
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for tumor
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.
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