Using keywords make people search your website more easier on SERP.

The key of words and phrases in your web content that make it possible for people to find your site via search engines..

These keyword phrases are used by the google to populate the subjects over the internet.Search engine stores keywords and phrases in the database, and when look for is done.

The keywords and phrases in your website content that make it possible for people to find your site via search engines.

Google Keyword Planner is Best Tool Select Right Keywords of website.

Any query, sentences or combination of words are called Keyword which are search by user on search engine.
In technical term, a keyword is a word or phrase that signifies the meaning or main ideas of a data set. They often are used as an index to the contents of a data set.

Keywords are the most important SEO element for every search engine, they are what search strings are matched against.

keywords will help to the users for find the website ,

Without keyword, we can rank anything