What is the Meaning & Definition of rebuild

In their sense and broader usage, the word rebuild refers to build action. For example, after an earthquake or any other devastating phenomenon of similar characteristics that destroyed all what was on its way in the city, it will be necessary to rebuild all that collapsed and was absolutely in ruins, houses, buildings, schools, government agencies, business.
The other applications that records the word rebuild is the playing circumstances through ideas or memories. It may be the need to rebuild a situation or fact arising naturally, for example, in a chat with a friend from childhood can appear the need to rebuild a lived situation together, then, through some souvenirs and diving in mind that each will appear those images and you can rebuild the situation or event in question.
But it can also happen that after the succession of an accident fatal or a crime, survivors or witnesses of the same need to, after this, and in the instance of police investigation, rebuilding steps, situations that occurred before the tragic event. Usually, the reconstruction will take place in the place in which occurred the events to thus facilitate not only the memory of witnesses individuals, but also for that spot, researchers can establish possible scenarios of the same.
On the other hand, something that is often done when writing or studying history is to reconstruct it. The historical reconstruction involves somehow bring the life of the past through elements and different objects that were used in the historical moment we are trying to rebuild, but in addition, they must be accompanied by precise and concrete information, such as, how used them, who used them and so that, among other issues.