English

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Etymology

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From Middle English tumour, from Old French tumour, from Latin tumor (swelling), from tumeō (bulge, swell, verb), from Proto-Indo-European *tewh₂- (to swell). Related to English thumb.

Noun

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tumour (plural tumours)

  1. (oncology, pathology) Alternative spelling of tumor

Usage notes

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Tumour is the favoured spelling throughout the English-speaking world with the exception of the United States, where tumor is standard.

Derived terms

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Translations

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Middle English

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Etymology

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From Old French tumour, from Latin tumor.

Pronunciation

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  • IPA(key): /ˈtiu̯mur/, /tiu̯ˈmuːr/

Noun

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tumour (plural tumours) (Late Middle English)

  1. tumour (abnormal or morbid bodily growth)
  2. The growth of tumours or boils.

Descendants

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  • English: tumour, tumor

References

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Old French

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Alternative forms

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Etymology

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Borrowed from Latin tumor.

Noun

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tumour oblique singularf (oblique plural tumours, nominative singular tumour, nominative plural tumours)

  1. tumor (abnormal swelling of an animal's living tissue)

Descendants

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