incredible

The word "incredible" originally meant "not believable," coming from the Latin incredibilis, which literally means "not credible." Over time, its use changed. It can still describe something that is hard to believe, but today people more often use it for something extremely good, striking, or impressive. It is stronger than simply saying something is "good" or even "amazing" because it adds a feeling of surprise and wonder.

You might describe an athlete's performance as incredible because it seems almost beyond normal human ability. You might also use it for an act of kindness, a beautiful view, or the size of something enormous: "The universe is incredible." In these cases, the word points to something that stands out so much that ordinary praise does not feel strong enough.

While the word is often positive, it can also be used to show disbelief, sometimes with sarcasm. For example, if someone says they spent all their money on lottery tickets, another person might reply, "Incredible," really meaning, "I cannot believe you did that."

So, whether it expresses real admiration or shocked disbelief, "incredible" always suggests something beyond the ordinary, something that makes you stop and react because it feels unusually impressive, surprising, or hard to believe.