so·pran·o (sə-prănō, -pränō)
n. pl. so·pran·os
1. The highest singing voice of a woman or young boy.
2. A singer having such a voice.
3. The tonal range characteristic of a soprano.
4. An instrument that sounds within this range.
5. A vocal or instrumental part written within this range.
[Italian, from sopra, above, from Latin suprā; see uper 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 Appendicies
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.