By what, in which direction; how.
The word 'whereby' is correct and can be used in written English. It is generally used to refer to a means or method through which a particular result is achieved. For example: "The company instituted a new policy whereby employees could work from home two days a week.".
The facts of the actual strike are jettisoned in favour of a ticking-clock climax whereby Scargill/Pacino must race to parliament on a motorbike and make a tear-jerking speech before the miners blow up Sellafield.
There's not a system whereby they go, "You've done that, here have this bag of success".
The current degree classification model, whereby students are awarded a first, 2 1, 2 2, or a third degree, has been labelled by critics as "not fit for purpose".
We condemn the current distribution of economic resources whereby only a tiny minority escape poverty and insecurity, and future generations are condemned to a poisoned legacy thanks to the environmental crimes of the rich and powerful.
By now a coalition choreography has emerged, whereby Lib Dem ministers protest in public (they must do so more often in private), their backbenchers take their cue – as do rightwing Tory MPs and activists who think Cameron is a soggy pinko – and battle is engaged.
The committee calls for a "yellow card" approach whereby claimants who breach rules for trivial or unintended infringements receive "pre-sanction written warnings" rather than having payments stopped.
But he also blamed "a process of normalisation, whereby antisemitism is being made somehow acceptable".
Thanks to Ludwig my first paper got accepted! The editor wrote me that my manuscript was well-written
Listya Utami K.
PhD Student in Biology, Bandung Institute of Technology, Indonesia