buck·wheat (bŭkwēt′, -hwēt′)
a. An annual Asian plant (Fagopyrum esculentum) having clusters of small whitish or pinkish flowers and small, starchy, triangular seeds.
b. The edible seeds of this plant, used either whole or ground into flour.
2. Any of several similar or related plants.
[Probably partial translation of Middle Dutch boecweite : boek, beech (from the resemblance of the three-sided seeds of buckwheat to beechnuts ); see bhāgo- in the Appendix of Indo-European roots + weite, wheat.]
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.