Definition

A lump or mass of tissue that grows abnormally in the body and can be either benign (not harmful) or malignant (cancerous).

Example

The doctor found a tumor during the examination.

Conversation

Did you hear about Sarah's health scare?

Yeah, I heard she found out she has a tumor.

It's so scary; I can't believe something like a tumor can happen so suddenly.

I know, right? I really hope she gets the support she needs.

Synonyms & Antonyms

Root Explanation

Tumor comes from the Latin word "tumor" (meaning swelling or to swell). It refers to an abnormal swelling or mass of tissue in the body.

Memory Tip

Think of a 'swelling' — that's what a tumor is, an abnormal growth or swelling in the body.

Visually Confused Words