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tumor

play
noun tu·mor \ˈtü-mər, ˈtyü-\

Simple Definition of tumor

  • : a mass of tissue found in or on the body that is made up of abnormal cells

Source: Merriam-Webster's Learner's Dictionary

Full Definition of tumor

  1. 1 :  a swollen or distended part

  2. 2 :  an abnormal benign or malignant new growth of tissue that possesses no physiological function and arises from uncontrolled usually rapid cellular proliferation —called also neoplasm

tumoral play \-mə-rəl\ adjective
tumorlike play \-mər-ˌlīk\ adjective

Examples of tumor in a sentence

  1. <the scan showed a small tumor in her abdomen>



Origin of tumor

Middle English tumour, from Latin tumor, from tumēre


First Known Use: 15th century

Rhymes with tumor


TUMOR Defined for Kids

tumor

play
noun tu·mor \ˈtü-mər, ˈtyü-\

Definition of tumor for Students

  1. :  an abnormal growth of body tissue




Medical Dictionary

tumor

noun tu·mor

Medical Definition of tumor

  1. :  an abnormal benign or malignant new growth of tissue that possesses no physiological function and arises from uncontrolled usually rapid cellular proliferation—see cancer 1, carcinoma, sarcoma

tumorlike \-ˌlīk\play adjective


Variants of tumor

or chiefly British tumour \ˈt(y)ü-mər\play


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