- a variation of tumor.
tumour
Britishnoun
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pathol
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any abnormal swelling
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a mass of tissue formed by a new growth of cells, normally independent of the surrounding structures
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obsolete pompous style or language
Other Word Forms
Etymology
Origin of tumour
C16: from Latin, from tumēre to swell
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
It was Leo himself who revealed last month that doctors had discovered a tumour during a routine scan.
From BBC ● Nov. 6, 2026
He had the tumour removed from his chest but a lump later appeared under his arm.
From BBC ● Oct. 23, 2026
Leo, 71, has been at the Gemelli hospital in Rome since Tuesday when doctors removed part of his right lung to extract a cancerous tumour.
From Barron's ● Oct. 17, 2026
News that the otherwise active pope had a cancerous tumour removed from his lung has rattled the Vatican and the world's 1.4 billion Catholics.
From Barron's ● Oct. 17, 2026
Not just because it’s Ashbury, although the place itself is bad enough, a 1960s new town, spreading like a tumour over the heart of Buckinghamshire.
From "The Girl on the Train" by Paula Hawkins
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
