'Whereupon' definitions:

Definition of 'Whereupon'

From: GCIDE

Whereupon \Where`up*on"\, adv. Upon which; in consequence of which; after which. [1913 Webster]
The townsmen mutinied and sent to Essex; whereupon he came thither. --Clarendon. [1913 Webster]

Synonyms of 'whereupon'

From: Moby Thesaurus

after which,
at what time,
at which,
at which time,
hereinafter,
in what period,
in which time,
on,
on what occasion,
on which occasion,
upon,
upon which,
what time,
when,
when as,
whenever,
whereat,
wherefore,
whereon,
whereto,
whereunto,
wherewith

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