What is meant by Keyword search?

"Keyword search" is a feature in software applications that allows users to search for specific keywords or phrases within a text, document, database, or other digital content. This feature enables users to quickly find relevant information by targeting specific terms.

Typical functions of software in the area of "keyword search" could include:

Simple search: Ability for users to enter one or more keywords or phrases to search for.
Advanced search: Additional options to refine the search, such as limiting to specific fields or categories, using Boolean operators, or searching for phrases.
Fast search: Quick execution of the search query to provide users with immediate results.
Filtering search results: Ability to filter search results based on various criteria such as date, author, file type, etc.
Suggestions and auto-completion: Automatic suggestions for search terms as users type to assist them in formulating their search queries.
Display of search results: Display of search results in a clear list or in a document viewer that allows users to quickly identify relevant content.
Export and further processing: Ability to export or further process search results, such as saving, printing, or sharing with others.
Search history: Storage of search queries and results to provide users with quick access to previous search operations.