1. The formal ceremony of crowning a monarch. This is the most common meaning of the word. It's a traditional event where a new king or queen is officially invested with the crown and other symbols of royal power.
2. The act of crowning or investing with a crown. This meaning is often used in a figurative sense, like "the coronation of a new champion."
3. The period of time during which a monarch is crowned. For example, "the coronation year" refers to the year in which the coronation takes place.
4. A crown itself. This usage is less common, but it can occur in historical or literary contexts.
In essence, "coronation" signifies the formal establishment of a new monarch and the transition of power.
It's a deeply symbolic and important event in many cultures and societies, often involving elaborate rituals and traditions.