|an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.|
|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
|—n , pl -ses|
|1.||pathol the spreading of a disease, esp cancer cells, from one part of the body to another|
|2.||a transformation or change, as in rhetoric, from one point to another|
|3.||a rare word for metabolism|
|[C16: via Latin from Greek: transition]|
metastasis me·tas·ta·sis (mə-tās'tə-sĭs)
n. pl. me·tas·ta·ses (-sēz')
Transmission of pathogenic microorganisms or cancerous cells from an original site to one or more sites elsewhere in the body, usually by way of the blood vessels or lymphatics.
A secondary cancerous growth formed by transmission of cancerous cells from a primary growth located elsewhere in the body.
|metastasis (mə-tās'tə-sĭs) Pronunciation Key
A cancerous tumor formed by transmission of malignant cells from a primary cancer located elsewhere in the body.