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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:

Screenwriter Russell T Davies has described the death of his husband to an aggressive brain tumour as his "greatest loss".

From BBC Jul. 29, 2026

A month later, he had 95% of a 4.5cm brain tumour removed in surgery - and says he remembers waking up craving KFC.

From BBC Jul. 28, 2026

But soon after, she was diagnosed with a cancerous tumour.

From BBC Jul. 1, 2026

More than three decades later she had a seizure that led to a brain tumour diagnosis.

From BBC Jul. 1, 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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