noun / verb
EE-mayl/ˈiːmeɪl/
Messages sent through computer networks, or sending such messages.
An open email appears on the laptop beside the inbox list.

Etymology
Short for “electronic mail,” the word applies the familiar idea of delivered messages to computer communication. Here it names an individual message sent through that electronic system.
In context
… if you receive an email with a lot of disorganized content, summarize the sender's main points …