* The Tsimshian people: This is the most common meaning. It refers to a group of Indigenous peoples in northwestern British Columbia, Canada. They are known for their rich culture, intricate art, and traditional knowledge.
* The Tsimshian language: This is a language spoken by the Tsimshian people. It's a member of the Tsimshianic language family, and is also sometimes called Sm'algyax.
* The Tsimshian territory: This refers to the traditional lands and waters occupied by the Tsimshian people. It includes parts of the Skeena River, the Nass River, and the coast of British Columbia.
So, the specific meaning of "Tsimshian" depends on the context in which it is used.