irony

/ˈaɪrəni/
noun
  1. A situation in which something happens in a way that seems opposite to what you expected, often in a funny or strange way.
    • She spent years saving for a beach vacation, only to have it rain every day — the irony was not lost on her.
    • The irony is that the fire station burned down while the firefighters were out on a call.
    • It was a cruel irony that the lifeguard nearly drowned in the pool.
  2. A way of speaking or writing in which you say the opposite of what you really mean, often for humorous or emphatic effect.
    • "Oh, great, another flat tire," she said with heavy irony.
    • The author uses irony to criticize the government's policies in a subtle way.
    • His tone was dripping with irony when he called the broken elevator "perfect."
  3. A literary or theatrical technique in which the audience knows something that the characters do not, creating tension or humor.
    • Shakespeare often used irony to make the audience feel more involved in the story.
    • The movie's irony comes from the fact that the hero is actually working for the villain without knowing it.
    • In the play, dramatic irony occurs when the audience knows the letter contains bad news, but the character reads it happily.
Antonyms