1
Stage 1 of 3
opus
Latin · ancient
"work"
work, giving rise to operari (to work)
2
Stage 2 of 3
operatio
Latin · ancient
"a working, an action"
a working, an action, from operari
3
Stage 3 of 3
operation
English · 1300s
"a process of working, or a surgical procedure"
settled as the English word for a process of working, or a surgical procedure
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