Homicide is when somebody kills or murders someone else it is killing of another person by another person Homicide comes from the words homo-, meaning "of the same," in this case, species, and -cide,...
Absolutely nothing except for the age of the individual that commits them. That is why it is not uncommon at all for minors who committed a capital crime to be tried as adults.
Example #1: You walk into a store and decide on the spur of the moment to rob it, and just happen to shoot the clerk dead while committing it - you have committed Homicide. Example #2: You plan to...
I'm not familiar with the term "Excusable" Homicide. Justifiable Homicide occurs when it is ruled (usually a Grand Jury) that a death of someone was proper and occurred within the bounds of law...