Why is IntelliJ called Idea?

IntelliJ IDEA is a special programming environment or integrated development environment (IDE) largely meant for Java.

It stands for application, but is mostly a play on words giving the IDE’s name a creative appeal by just turning the widely-used ‘IDE’ (Integrated Development Environment) into IDEA (like “I have a brilliant idea!”).12 Mar 2016

IntelliJ IDEA is a special programming environment or integrated development environment (IDE) largely meant for Java.