de novo

adverb or adjective
de no·​vo | \ di-ˈnō-(ˌ)vō How to pronounce de novo (audio) , dā-, dē- \

Definition of de novo

: over again : anew a case tried de novo

Synonyms & Antonyms for de novo



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Examples of de novo in a Sentence

Recent Examples on the Web Most of these genes lead to autism primarily through de novo variants — variants that are new in the person and not present in their parents. Pamela Feliciano, STAT, 22 Aug. 2022 That is, the whistleblower must show that the IRS in its decision on the facts was arbitrary and capricious (as opposed to the more traditional de novo review – where the court decides the issue). Dean Zerbe, Forbes, 17 Aug. 2022 Judicial evaluation of these questions essentially constitutes the kind of de novo evaluation of legal standards (as opposed to policy judgments) that members of Congress have proposed in legislation like the Separation of Powers Restoration Act. Jennifer L. Mascott & Eli Nachmany, WSJ, 23 Aug. 2022 All actions filed in Superior Court are reviewed de novo by the court, rather than being based on the OTA decision. Robert W. Wood, Forbes, 4 Oct. 2021 Yet, in a strict sense, nothing in evolution is created de novo. Quanta Magazine, 9 Apr. 2020 In the time since, it was hotly debated, and Holland’s new research helps to settle some parts of that debate while hopefully igniting further interest in researching how and why body cells undergo de novo generation of cilia. Caroline Delbert, Popular Mechanics, 30 Dec. 2019 That procedure eliminated de novo appeals — under which a matter can be reviewed in its entirety without consideration of previous decisions by other bodies. Daily Pilot, 3 Aug. 2019 When taking up an appeal of a close DRB vote, one where only three of the five-member panel supported the decision in question, the council will review the case de novo. Daily Pilot, 7 Aug. 2019 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'de novo.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of de novo

1536, in the meaning defined above

History and Etymology for de novo


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The first known use of de novo was in 1536

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Last Updated

11 Sep 2022

Cite this Entry

“De novo.” Dictionary, Merriam-Webster, Accessed 6 Oct. 2022.

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More Definitions for de novo

de novo

adverb or adjective
de no·​vo | \ dē-ˈnō-vō, dā- How to pronounce de novo (audio) \

Legal Definition of de novo

: over again : as if for the first time: as
a : allowing independent appellate determination of issues (as of fact or law) a de novo review
b : allowing complete retrial upon new evidence — compare abuse of discretion, clearly erroneous

Note: A de novo review is an in-depth review. Decisions of federal administrative agencies are generally subject to de novo review in the U.S. District Courts, and some lower state court decisions are subject to de novo review at the next level.

History and Etymology for de novo

Medieval Latin, literally, from (the) new


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