o·mis·sion  ( ō-m ĭsh ən)
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n.1. The act or an instance of omitting. 2. The state of having been omitted. 3. Something omitted or neglected.
[Middle English, from Old French, from Late Latin omissiō, omissiōn-, from Latin omissus, past participle of omittere, to disregard; see OMIT.] |
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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