n. pl. spe·cial·ties
a. A special pursuit, occupation, aptitude, or skill: The professor's specialty was the study of ancient languages.
b. A branch of medicine or surgery, such as cardiology or neurosurgery, in which a physician specializes; the field or practice of a specialist.
c. An item or product of a distinctive kind or of particular superiority: French pastry is the chef's specialty.
2. Law A contract or agreement that creates a greater obligation than an ordinary contract or agreement because it is executed under seal.
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.