No, Merriam-Webster isn’t a psychology journal or expert in the field, but this definition is pretty spot-on.
It does not mention anything about experiencing compassion, remorse, or humanity. Here are the different types of empathy and how they play out in action.
This is when you quite literally feel yourself in someone’s shoes. You cry with your friend who is experiencing hardship like the death of a loved one. You feel the same pain of those around you even though you aren’t experiencing the pain.
The problem here is that this feeling can almost immobilize a person. If you felt so distraught by a homeless person’s suffering that you gave away all your possessions and became homeless yourself, that doesn’t help the situation much, right?