The word "skeleton" refers to the hard framework inside the body of animals, including humans. It provides support, shape, and protection for the body organs. Full definition
The result is a kind of skeleton of a place that must have once held many memories for the artist, and every part of it bears testimony to his touch. (dailyserving.com)
That is why you have a lot of these guys with skeleton today in the APC. (dailypost.ng)
We had all sorts of skeleton keys when we moved into our house years ago, so there's something else to add to. (theletteredcottage.net)