Excision vs Dilation - What's the difference?
excision | dilation |
The deletion of some text during editing.
(surgery) The removal of a tumor, etc., by cutting.
(genetics) The removal of a gene from a section of genetic material.
(topology) The fact that, under certain hypotheses, the homology of a space relative to a subspace is unchanged by the identification of a subspace of the latter to a point.