Initialism of Computer-Generated Imagery.
"The movie's explosion scene was created entirely using cgi to save money on practical effects."
In plain English: CGI is computer-generated imagery used to create fake-looking pictures and effects for movies, video games, and websites.
"The CGI in this movie was so realistic that I almost forgot there were no real actors on screen."
To create visuals using computer-generated imagery; to apply visual effects.
"The team cgi a stunning dragon sequence for the fantasy film that captivated audiences worldwide."
In plain English: To cgi something means to add fake computer-generated effects that look real but aren't actually there.
"The artist cgi animated characters into lively scenes for her new film project."
Initialism of Common Gateway Interface.
"The website's interactive maps were created using CGI scripts to generate dynamic content on the server."