whereby
//wɛəˈbaɪ//
Adverb
wherebyCanonical form
1
By which; by means of which; through which method or process.
They introduced a new system whereby employees can work from home.
Synonym
Conjunction
1
Used to introduce a clause that explains the means, method, or manner by which something is achieved or accomplished.
They introduced a new system whereby employees can work from home.