No, the Big Bang was not an explosion in the conventional sense that most people think of when they hear the word "explosion." The term "Big Bang" can be misleading because it's often interpreted as a massive explosion happening at a particular point in space.
In reality, the Big Bang refers to the event that marked the beginning of our universe's expansion approximately 13.8 billion years ago. It was not an explosion within preexisting space but rather the rapid expansion of space itself. The universe was extremely hot, dense, and in a highly compressed state at that time.
The prevailing scientific understanding is that the universe was in a state of extreme energy density, and as space expanded, it underwent rapid cooling and expansion. The term "Big Bang" was coined by cosmologist Fred Hoyle, who used it somewhat dismissively, but it has stuck as a name for this early expansion event.
It's important to note that the Big Bang is a concept derived from extensive observations, such as the cosmic microwave background radiation and the observed redshift of distant galaxies. While the precise details of the earliest moments of the Big Bang are still under investigation, the current understanding suggests an expansion of space, not a conventional explosion originating from a specific point.