metastases

plural of metastasis

(countable, uncountable) A change in nature, form, or quality.
(countable, uncountable) The transference of a bodily function or disease to another part of the body, specifically the development of a secondary area of disease remote from the original site, as with some cancers.
(countable, figuratively, uncountable) The spread of something harmful to another location, like the metastasis of a cancer.
(countable, rhetoric, uncountable) Denying adversaries' arguments and turning the arguments back on them.