song·bird (sôngbûrd′, sŏng-)
1. A bird having a melodious song or call.
2. Any of various birds of the suborder Passeri (formerly Oscines) of passerine birds, having a syrinx with musculature that allows for the production and learning of complicated songs; an oscine.
3. A woman singer with a pleasing voice.
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.