Excision

Pronunciation

• Rhymes: -ɪʒən

Origin

From Middle French excision, from Latin excīsiō.

Full definition of excision

Noun

1. The deletion of some text during editing.
2. (surgery) The removal of a tumor, etc., by cutting.
3. (genetics) The removal of a gene from a section of genetic material.
4. (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.