What's An Online Payment Gateway?
An Online Payment Gateway is an Internet-based portal used for processing card transactions.
Brick-and-mortar Merchants may use an online payment gateway to process card transactions online without a POS terminal or card processing software. Online Merchants must have an online payment gateway to enable their business for eCommerce.
Also called a Virtual Terminal.
Electronic Merchant Systems Payment Processing Glossary :
Defining key payment processing and merchant services industry terms to help business owners make better decisions.