What is EVM
EVM stands for Ethereum Virtual Machine. A Virtual Machine (VM) is a computing device that runs programs on software instead of a physical computer.
For more information about Ethereum, please refer to the content: What is Ethereum?
The key innovation of Ethereum is that it enables the deployment of smart contracts (i.e. programs) on the blockchain. EVM refers to the virtual computing device on which the smart contracts are run.
You may also be interested in the following content: What is EVM-compatible?
What else do you want to learn?