English
excisional
From excision + -al.
Formed from excision + -al
Proto-Indo-European *kh₂eyd- ‘to cut, hew’
…
Latin caedō ‘cut’
Latin excīdō ‘to cut or hew out, off, or down’
Latin excīsiō ‘cutting off, out or down’
Middle French excision
English excision
Today it means
adj performed by excision
Language periods are conventional ranges, not dates for this word.
Etymograph / excisional