Definition of whereupon
1 : on which
2 : closely following and in consequence of which
First Known Use of whereupon
WHEREUPON Defined for English Language Learners
Definition of whereupon for English Language Learners
: at which time
WHEREUPON Defined for Kids
Definition of whereupon for Students
: and then : at which time They failed, whereupon they tried harder.
Seen and Heard
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