Tsi·mshi·an (chĭmshē-ən, tsĭm-)
n. pl. Tsimshian or Tsi·mshi·ans
1. A member of a Native American people inhabiting a coastal area of western British Columbia and extreme southeast Alaska.
2. The family of languages spoken by the Tsimshian and related peoples.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.