An operating system, application or website that is specialized for the small screens on smartphones.

That which facilitates movement from one Web page to another Web page by clicking or tapping buttons and menus.

A payment processor is a company (often a third party) appointed by a merchant to handle transactions from various channels such as credit cards and debit cards for merchant acquiring banks. They are usually broken down into two types: front-end and back-end.

A payment gateway is a merchant service provided by an e-commerce application service provider that authorizes credit card or direct payments processing for e-business.

Hypertext Preprocessor (or simply PHP) is a general-purpose programming language originally designed for web development.

A product page is what defines the features, manufacturer, uses and a lot more, about a certain product, in ecommerce. It is a page on an ecommerce website that defines a product in its entirety. This allows the users to look deeply into what a product offers and how it will benefit them once they buy it.