E-commerce refers to the buying and selling of goods and services over the Internet. It's a broad term that encompasses various platforms, software, and solutions that enable online transactions.
WooCommerce, on the other hand, is a specific e-commerce plugin for WordPress. It's a platform that allows you to create an online store and sell products or services directly to customers. WooCommerce provides a range of features and tools to manage your online store, including product management, order management, payment gateways, shipping integrations, and more.
In other words, e-commerce is the concept of online shopping, while WooCommerce is a specific solution that enables you to create an online store and facilitate e-commerce transactions.