It means that is impossible but it still happens.
In Latin, super refers to natural. The term supernatural has been taken from Latin. It refers to the forces or the phenomenon or the entities that are not basing on the natural laws of the nature. It refers to anything that is far beyond the imagination or the demonstration. Chiefly supernatural refers to the phenomenon that cannot be proved or defined or demonstrated scientifically. Anything that follows this rule is not considered to be supernatural. Supernatural is beyond the approach of science. It has the following features; firstly it is anything that is distinct from the nature. Secondly it is considered to be sovereign over the nature. It has been evident by the nature. It is considered above nature and the powers of nature. It is a magic. It is considered as an answer to the unanswered events.
The hand of God!
Supernatural means that when something happens its too hard to believe .. But it happens :)
Super means above and natural means natural so supernatural means above nature