n. pl. pa·ni·ni (-nē)
An Italian sandwich, usually grilled and often made with vegetables, cheese, and grilled or cured meat.
[Short for Italian panino (imbottito), stuffed bread, sandwich : panino, diminutive of pane, bread + imbottito, past participle of imbottire, to stuff.]
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 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.