PPC and CPC

while the definitions are not set in stone, here is a good explanation with examples:

Google AdWords: PPC
Google AdSense: CPC

​You see while PPC (Pay per click) is an Internet advertising model. CPC, however, is the measurement of how much a click costs. CPC is the actual price paid by you for each click in your pay-per-click marketing accounts.

PPC stands for pay per click and CPC stands for cost per click. There is no major difference between PPC & CPC. Both are payable method for promoting websites. PPC based advertising allows to get direct traffic to your website where advertiser pays the internet publisher when ads are clicked. CPC based advertising basically allows businesses to pay only for the targeted leads they receive.
PPC : Google Adwords CPC: Google Adsence

PPC is where you set an explicit value for each click like how Overture used to work before it became Yahoo Search Marketing and like many other smaller PPC providers do.

CPC is an average value of the cost per click as in Google AdWords method the value of Maximum CPC is set but not always achieved.

Thanks for telling such a nice explanation.

PPC (Pay Per Click) usually refers to the overall industry of paying for traffic.

CPC (Cost Per Click) usually refer to as a measurement of how much a click costs.