se·ques·tra·tion (sē′kwĭ-strāshən, sĕk′wĭ-)
1. The act or process of sequestering: the sequestration of the jury.
a. The sequestering of property.
b. The writ authorizing such sequestering.
c. The legal process by which such sequestering is accomplished.
3. Chemistry The inhibition or prevention of normal ion behavior by combination with added materials, especially the formation of coordination compounds or chelates of metallic ions.
4. The process of removing a chemical from the environment and sequestering it in an organic or physical structure.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 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.