Tumor

/ˈtjuːmər/

Meaning & Definition

noun
An abnormal mass of tissue that forms when cells grow and divide more than they should or do not die when they should.
The doctor discovered a tumor in her breast during a routine examination.
A swelling or lesion formed by an abnormal growth of cells and can be benign or malignant.
He was diagnosed with a malignant tumor that required immediate treatment.
A lump or mass that can occur as part of various medical conditions.
The patient was anxious about the tumor found on his lungs during the scan.
A growth which can lead to various complications depending on its type and location.
The tumor was pressing against her spinal cord, causing significant pain.
A neoplasm that may be cancerous or non-cancerous.
Researchers are studying the genetic mutations associated with brain tumors.

Etymology

Latin 'tumor', meaning 'swelling'.

Common Phrases and Expressions

benign tumor
A non-cancerous growth that does not spread to other parts of the body.
malignant tumor
A cancerous growth that can invade and damage nearby tissues.

Related Words

neoplasm
An abnormal growth of tissue, which can be benign or malignant.
carcinoma
A type of cancer that begins in the skin or in tissues that line or cover internal organs.

Slang Meanings

Funky lump
She called the growth on her arm a funky lump.
Bump
Her doctor told her the bump she felt was actually a tumor.