These are word's definitions related to click-through-rate. Click on any word to go to its word's detail page. Or, go to the definition of click-through-rate.
0 a measurement of the number of people looking at an item or a page on the internet who then follow a link (= a connection between documents) to another page or website:
1 the number of people who click on an advertisement on a website to go to another website, compared to the total number of people who saw the advertisement: