n. pl. gua·na·cos or guanaco
1. A South American ruminant mammal (Lama guanicoe), related to the llama and having soft, fine wool.
a. The wool of this mammal.
b. Fabric made from this wool.
[Spanish, from Quechua huanaco.]
(click for a larger image)guanaco
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.