Tumor meaning

to͝o'mər, tyo͝o'-
An abnormal growth of tissue resulting from uncontrolled, progressive multiplication of cells and serving no physiological function; a neoplasm.
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A swollen part; a swelling.

A plant tumor.

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High-flown language; bombast.
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An abnormal growth of tissue resulting from uncontrolled, progressive multiplication of cells and serving no physiological function; a neoplasm.
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A swollen part; a swelling.

A plant tumor.

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(oncology, pathology) An abnormal growth; differential diagnosis includes abscess, metaplasia, and neoplasia.
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Origin of tumor

  • Middle English tumour from Latin tumor from tumēre to swell teuə- in Indo-European roots
    From American Heritage Dictionary of the English Language, 5th Edition
  • From Old French tumour, from Latin tumor (“swelling"), from tumeō (“I bulge, swell"). English usage attested since the 16th century.
    From Wiktionary