Where does “valvotomy” come from?

valvotomy (English) comes from English -tomy, from Ancient Greek τέμνω, from Proto-Indo-European -né- — Forms mostly transitive imperfective verbs from...

valvotomy (English): An incision into a narrowed valve of the heart,...

Definitions

An incision into a narrowed valve of the heart,...

Ancestry of “valvotomy”, step by step

Step	Language	Word	Meaning
1	English	-tomy	Cutting, incision, section
2	Ancient Greek	τέμνω	I cut, hew; I maim, wound; I butcher, sacrifice
3	Proto-Indo-European	-né-	Forms mostly transitive imperfective verbs from...

Every word from Proto-Indo-European -né- →Every word from Ancient Greek τέμνω →Every word from English -tomy →