tumor

/tjuː.mə/

Proposed by a contributor, not yet supported by evidence.

Also seen as: tumors

Meaning · English

An abnormal growth; differential diagnosis includes abscess, metaplasia, and neoplasia.

NounRegister: US

Examples

a benign tumor

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Common questions

What does “tumor” mean?

An abnormal growth; differential diagnosis includes abscess, metaplasia, and neoplasia.

Is “tumor” formal or informal?

tumor is generally US.