1. Journey with a specific purpose:
* This is the most common meaning. An expedition is a journey, usually to a remote or unexplored place, with a specific goal in mind. This could be scientific research, exploration, adventure, or even a rescue mission.
* Examples:
* "The research expedition to the Amazon rainforest lasted for six months."
* "The explorers set out on an expedition to find the lost city of El Dorado."
2. Group of people on such a journey:
* The word can also refer to the group of people involved in the journey itself.
* Example: "The expedition was made up of scientists, photographers, and guides."
3. Quick and efficient action:
* In some contexts, "expedition" can mean a quick and efficient action or effort.
* Example: "The firefighters made an expedition to rescue the trapped residents."
4. Military:
* In a military context, an expedition might refer to a military operation, especially one involving the deployment of troops.
Ultimately, the meaning of "expedition" depends on the specific context in which it's used.