Real and free traffic which comes from Google Search is known as Organic Traffic.

Organic traffic is where your ranking website gained in search results.

Organic traffic refers to those readers who would have visited your website from search engines based on their search for relevant queries/search. So basically if one writes relevant articles that answers or helps a reader find answer or solution to his/her search, such articles will continue to get more of such organnic traffic, so unlike the paid traffic that visit a website from advertisements.

Organic search results are the traffic that u get in SERPS this is unpaid traffic

Organic traffic is the amount of traffic comes toward your website for free from SERP.

When our Keywords will reach on the Top of the position then we will able to gain good organic traffic.