n. pl. for·mu·lar·ies
1. A book or other collection of stated and fixed forms, such as prayers.
2. A statement expressed in formulas.
3. A fixed form or pattern; a formula.
4. A book containing a list of pharmaceutical substances along with their formulas, uses, and methods of preparation.
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.