plait (plāt, plăt)
1. A braid, especially of hair.
2. A pleat.
tr.v. plait·ed, plait·ing, plaits
1. To braid.
2. To pleat.
3. To make by braiding.
[Middle English pleit, fold, braid, possibly from pleiten, to fold, braid, alteration (influenced by Old French pleit, fold) of Old French plier, pleiir, from Latin plicāre, to fold; see plek- in the Appendix of Indo-European roots.]
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.