• (pl. ) of Metastasis
Secondary growths derived from a primary malignant tumor at a distant site.
<oncology> Cancer that started from cancer cells from another part of the body. For example: cancer that starts in the breast can spread to the lymph nodes and then be spread throughout the body. ... (16 Dec 1997) ... 
Distant islands of tumor which spread through the lymph channels and blood vessels and establish new areas of tumor growth far removed from the original tumor site.
If cancer cells get into the lymphatic system or bloodstream they may travel to other parts of the body and start growing there. These cancers are called secondary cancers or metastases.
Cancer growths arising as a result of malignant cells spreading to other parts of the body.
(metastasis, secondary cancer, secondaries) Areas of cancer spread - for example, areas in the liver where cancer has spread from another part of the body are called liver metastases.
Cancer cells that have spread to one or more sites elsewhere in the body, often by way of the lymph system or bloodstream.
Cancer cells that have spread to one or more sites elsewhere in the body, often by way of the lymph system or bloodstream.