Navigational queries in Google are those queries that relates to a specific web page. For example if you are using the query “tripadvisor london” then it is predictable that you are looking for a Tripadvisor web page related to London, hence it can be termed as a navigational query.
The page that is returned in response to a navigational query is known as a “navigational resource”.
Also See:-
Query Highlighting on Google
How Does Google Applies Semantic Search?
