IPA: /ˈsɜːr.tʃər/
KK: /ˈsɜːrʧər/
A person who looks for something or tries to find information.
The searcher spent hours looking for the missing keys.
Searcher → It is formed from "search" (from Old French *cerchier*, meaning to seek or look for) and "-er" (meaning a person who). A searcher is a person who seeks or looks for something.
Think of someone who is 'looking for' something — 'search' means to seek, and '-er' indicates a person. A searcher is simply a person who seeks.