tumor

play
noun tu·mor \ˈtü-mər, ˈtyü-\

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 and Etymology of tumor

Middle English tumour, from Latin tumor, from tumēre


First Known Use: 15th century


TUMOR Defined for English Language Learners

tumor

play
noun tu·mor \ˈtü-mər, ˈtyü-\

Definition of tumor for English Language Learners

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


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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