neoplasm

noun

neo·​plasm ˈnē-ə-ˌpla-zəm 

: tumor sense 1

Synonyms of neoplasm

• tumor

Examples of neoplasm in a Sentence

removed a neoplasm from the patient's abdomen

Recent Examples on the Web

The disease starts with lesions and neoplasms, or precancerous cysts. — Emily Kay Votruba, EverydayHealth.com, 16 July 2026

Girls and women who were first diagnosed with breast cancer at a later age had the highest incidence of developing subsequent primary neoplasms by 30 years post-initial cancer diagnosis. — Tesfaye Negussie, ABC News, 13 Apr. 2026

According to his official death certificate obtained by PEOPLE, The Middle alum’s death was a result of malignant neoplasm of the bladder, better known as bladder cancer. — Liza Esquibias, PEOPLE, 8 Jan. 2026

These neoplasm growths can be either benign or cancerous. — Jacqueline Howard, CNN Money, 7 Oct. 2025

Word History

Etymology

borrowed from German Neoplasma, from neo- neo- + -plasma -plasm (perhaps as Greco-Latin rendering of German Neubildung, Gewebsneubildung)

First Known Use

1863, in the meaning defined above

Rhymes for neoplasm

• chasm
• chiasm
• nazim
• plasm
• spasm
• bronchospasm
• cytoplasm
• ectoplasm
• protoplasm
• vasospasm
• enthusiasm
• iconoclasm

Kids Definition

neoplasm

noun

neo·​plasm ˈnē-ə-ˌplaz-əm 

: tumor

Medical Definition

neoplasm

noun

neo·​plasm ˈnē-ə-ˌplaz-əm 

: a new growth of tissue serving no physiological function : tumor