- (context, oncology, pathology) An abnormal growth; differential diagnosis includes abscess, metaplasia, and neoplasia.
Etymology: From (term, tumour, lang=fro) < (term, tumor, , swelling, lang=la). English usage attested since the 16th century.
- Dutch: (t, nl, tumor, m), (t, nl, gezwel, n)
- French: tumeur
- German: Tumor
Supplemental Details:Sponsor an extended definition for tumor for as little as $10 per month. Click here to contact us.