1. The expression of meaning using language that normally signifies the opposite, typically for humorous or emphatic effect
It's irony that he's afraid of flying, yet he's a pilot.
É ironia que ele tenha medo de voar, sendo piloto.
2. A situation that is strange or funny because it is the opposite of what you would expect
The irony of the situation was not lost on anyone.
A ironia da situação não passou despercebida por ninguém.
3. Literary or rhetorical device where a character says something that contradicts their true beliefs or the actual situation
Socratic irony is a teaching method used in ancient philosophy.
A ironia socrática é um método de ensino usado na filosofia antiga.