Merriam-Webster Logo
SINCE 1828
Menu
×

Thesaurus

tumor

noun

Synonyms and Antonyms of tumor

an abnormal mass of tissue
  • The scan showed a small tumor in her abdomen.
Synonyms of tumor

excrescence, growth, lump, neoplasm
Words Related to tumor

outgrowth

cancer, carcinoma, lymphoma, malignancy, melanoma, polyp

cyst, tubercle, wart

Learn More about tumor

  1. See words that rhyme with tumor Dictionary: Definition of tumor Medical Dictionary: Definition of tumor Spanish Central: Translation of tumor Nglish: Translation of tumor for Spanish speakers Britannica English: Translation of tumor for Arabic speakers Britannica.com: Encyclopedia article about tumor

Seen and Heard

What made you want to look up tumor? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games