"tumor" | Definition and Related Words

tumor

Noun

An abnormal new mass of tissue that serves no purpose (synset 114258682)
is a type of: growth - (pathology) an abnormal proliferation of tissue (as in a tumor)
subtypes:
- acanthoma, skin tumor - a neoplasm originating in the epidermis
- angioma - a tumor consisting of a mass of blood or lymphatic vessels
- benign tumor, benign tumour, nonmalignant neoplasm, nonmalignant tumor, nonmalignant tumour - a tumor that is not cancerous
- blastocytoma, blastoma, embryonal carcinosarcoma - a tumor composed of immature undifferentiated cells
- brain tumor, brain tumour - a tumor in the brain
- carcinoid - a small tumor (benign or malignant) arising from the mucosa of the gastrointestinal tract; usually associated with excessive secretion of serotonin
- celioma - an abdominal tumor
- granuloma - a tumor composed of granulation tissue resulting from injury or inflammation or infection
- adipose tumor, lipoma - a tumor consisting of fatty tissue
- malignant neoplasm, malignant tumor, metastatic tumor - a tumor that is malignant and tends to spread to other parts of the body
- meningioma - a tumor arising in the meninges which surround the brain and spinal cord; usually slow growing and sometimes malignant
- neurilemoma, neurofibroma - tumor of the fibrous covering of a peripheral nerve
- neuroma - any tumor derived from cells of the nervous system
- phaeochromocytoma, pheochromocytoma - a vascular tumor of the adrenal gland; hypersecretion of epinephrine results in intermittent or sustained hypertension
- pinealoma - tumor of the pineal gland
- plasmacytoma - neoplasm of plasma cells (usually in bone marrow)
- psammoma, sand tumor - a tumor derived from fibrous tissue of the meninges or choroid plexus or certain other structures associated with the brain; characterized by sandlike particles
- teratoma - a tumor consisting of a mixture of tissues not normally found at that site
same as: neoplasm, tumour

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