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tumour

British  
/ ˈtjuːmə /

noun

  1. pathol

    1. any abnormal swelling

    2. a mass of tissue formed by a new growth of cells, normally independent of the surrounding structures

  2. obsolete pompous style or language

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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.

See Examples For:

Scientists will then analyse the samples for signs of cancer and, if present, may be able to pinpoint where in the body the tumour is located.

From BBC ● Nov. 4, 2026

Teddy's tumour was so large it filled his entire abdomen, pressing on his organs and making it hard for him to eat or even breathe, and the cancer had spread to his bone marrow.

From BBC ● Oct. 31, 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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