AddSearch allows you to show meta descriptions as the highlight text in the search results.
AddSearch indexes meta description if it exists on the web page. Otherwise, AddSearch uses selected content from the web page as the highlight text in the search result.
To show meta description in the search result, you need to enable the setting from the AddSearch dashboard.
Using meta description as highlight text requires that meta description is defined in the web page.
To set up showing the meta descriptions on your Dashboard follow these instructions: