Definitions

1. conjunction

used to indicate that a specified thing or circumstance is present or involved in the situation being described

“The rules were laid out wherein the winner would be declared after three rounds.”

2. adverb

indicating the place or situation in which something is done or exists

“The company is headquartered in a country wherein business is thriving.”

3. noun

a specific place or situation

“The novel was set in a world wherein magic was a normal part of life.”