Frequency: The word is one of the 3000 most common words in English.
1.
If you describe something or someone as incredible, you like them very much or are impressed by them, because they are extremely or unusually good.
The wildflowers will be incredible after this rain...
= fantastic
ADJ [approval]
• incredibly
Their father was incredibly good-looking.
ADV: ADV adj/adv
2.
If you say that something is incredible, you mean that it is very unusual or surprising, and you cannot believe it is really true, although it may be.
It seemed incredible that people would still want to play football during a war...
? credible
ADJ: oft it v-link ADJ that
• incredibly
Incredibly, some people don't like the name.
ADV: usu ADV with cl
3.
You use incredible to emphasize the degree, amount, or intensity of something.
It's incredible how much Francesca wants her father's approval...
= amazing
ADJ: usu ADJ n, also it v-link ADJ wh, v-link ADJ [emphasis]
• incredibly
It was incredibly hard work.
ADV: ADV adj/adv