Meaning : Beyond belief or understanding.
Example :
At incredible speed.
The book's plot is simply incredible.
Synonyms : incredible
Capable of being believed.
Completely credible testimony.Meaning : Having a probability too low to inspire belief.
Synonyms : improbable, unconvincing, unlikely
Unbelievable ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Unbelievable ka matlab kya hota hai?