n. pl. oaths (ōthz, ōths)Idioms:
a. A solemn, formal declaration or promise to fulfill a pledge, often calling on God, a god, or a sacred object as witness.
b. The words or formula of such a declaration or promise.
c. Something declared or promised.
2. An irreverent or blasphemous use of the name of God or something held sacred.
3. An imprecation; a curse.
take an oath
To agree to a pledge of truthfulness or faithful performance.
Under a burden or responsibility to speak truthfully or perform an action faithfully.
[Middle English oth, from Old English āth.]
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:
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