E-commerce (electronic commerce) is the buying and selling of goods and services, or the transmitting of funds or data, over an electronic network, primarily the internet. ... The terms e-commerce and e-business are often used interchangeably.

Is e-commerce One word or two?

The only variation which is entirely incorrect is ECommerce. E-commerce is not just the preferred version, but also the most popular by some margin. If you would prefer to use the formally correct version, then go with e-commerce. So, ultimately the dictionary-preferred way of writing it is e-commerce.

Does e-commerce have a hyphen?

AP stylebook dictates that you use a hyphen to spell “e-commerce”. Is ecommerce capitalized? No matter which way you choose to write ecommerce, you should always capitalise it at the beginning of a sentence or when used in a title. Only capitalise the E, for example, “Ecommerce”, not “ECommerce".