khak·i (kăkē, käkē)
1. A light olive brown to moderate or light yellowish brown.
a. A sturdy cloth of this color.
b. khakis A uniform made of this cloth.
c. khakis Pants made of a twilled cotton fabric of this color or another solid color.
[Urdu khākī, dusty, from Persian, from khāk, dust, from Middle Persian.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. 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.