click-through
noun[C]
(alsoclickthrough)ukusE-COMMERCE,MARKETING
theactofclickingon anadvertisementor otherlink(= a word orpicturethat willconnectyou to anotherpage)on awebsite:
If thebanneradvertisementrelatesto the searcher'sinterest, it is morelikelytoresultin a clickthrough.
Companies such as Linkshare andCommissionJunctionhelponlinemerchantsmanagemillions of click-throughs.