Where does “saldatore” come from?

saldatore (Italian) comes from Italian saldare, from Italian saldo, from Latin solidus, from Proto-Italic soliðos, from Proto-Indo-European solh₂-i-dʰ-o-s, from Proto-Indo-European solh₂- — whole.

saldatore (Italian): solderer, welder

Definitions

solderer, welder

Ancestry of “saldatore”, step by step

Step	Language	Word	Meaning
1	Italian	saldare	to solder, weld; to join; to put together; to...
2	Italian	saldo	firm, steady; sound; settlement, payment
3	Latin	solidus	solid; A solidus: a Roman ~23-carat gold coin...
4	Proto-Italic	soliðos	—
5	Proto-Indo-European	solh₂-i-dʰ-o-s	entire
6	Proto-Indo-European	solh₂-	whole

Every word from Proto-Indo-European solh₂- →Every word from Proto-Indo-European solh₂-i-dʰ-o-s →Every word from Proto-Italic soliðos →