
whereupon
/ˈhwɛɹəˈpɑn/
immediately after which
whereupon in a sentence
“She made the announcement, whereupon chaos ensued.”
Origin of whereupon
Middle English: from where + upon, meaning upon which or immediately after which

/ˈhwɛɹəˈpɑn/
immediately after which
“She made the announcement, whereupon chaos ensued.”
Middle English: from where + upon, meaning upon which or immediately after which