am·or·ti·za·tion (ăm′ər-tĭ-zāshən, ə-môr′-)
a. The act or process of amortizing.
b. The money set aside for this purpose.
2. In reckoning the yield of a bond bought at a premium, the periodic subtraction from its current yield of a proportionate share of the premium between the purchase date and the maturity date.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 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.