a. The process of altering the order of a given set of objects in a group.
b. The result of such a process; a rearrangement or recombination of elements: permutations of gene order.
c. Mathematics A rearrangement of the elements of a set.
2. A complete change; a transformation: the country's permutation into a modern democracy.
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.