Question

A search engine that searches multiple search engines is called what?

Answer 1

A metasearch engine (or search aggregator) is an online Information retrieval tool that uses the data of a web search engine to produce its own results. ... The process of fusion aims to improve the engineering of a metasearch engine.

Answer 2

Answer:

Meta Search Engine:

What Is a Meta Search Engine? A metasearch engine, otherwise known as an aggregator, is a search engine that sends queries to several search engines and either aggregates the results into one master list or categorizes the results by the search engines they come from.