the·o·rize  (th ēə-r īz ′, thîr īz)
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v. the·o·rized, the·o·riz·ing, the·o·riz·es v.intr. To formulate theories or a theory; speculate. v.tr. To propose a theory about.
the′o·ri·zation (-ər-ĭ-zāshən) n. theo·riz′er n. |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 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:
Indo-European Roots
Semitic Roots
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.
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