Ok kiddo, so imagine a really big whale in the ocean. Now, imagine that instead of normal whale things like swimming and eating fish, this whale is like a god. That's what people call a godwhale.
People think a godwhale is super powerful and can control things like the wind and water. Some people even believe that if you're in trouble in the ocean and call out to the godwhale, it can come help you out.
Now, we don't actually know if godwhales really exist, but some stories and legends say they do. They're sort of like a mythical creature, kind of like unicorns or dragons. But even if they're not real, it's still fun to imagine a giant, wise whale ruling over the ocean!