NULL AND VOID Synonyms: 18 Similar and Opposite Words

null and void

adjective

Definition of null and void

as in null

having no legal or binding force public disclosure of the terms of the out-of-court settlement renders it null and void

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of null and void In January 2025, a court declared the case against her null and void. — Claudia Rebaza, CNN Money, 7 June 2026 Once the puck clears the zone, anything that happened up until that point is null and void in the eyes of the NHL’s replay system. — Sean McIndoe, New York Times, 2 June 2026 The clerk shared with her that the officiant didn’t turn in the proper paperwork following her ceremony, making her initial license null and void after 60 days. — Harriette Cole, Mercury News, 23 May 2026 The 4-3 majority on the Virginia Supreme Court ruled that because the state legislature passed the constitutional amendment after more than 1 million votes had been cast through early voting in the 2025 election, the April 21 referendum was null and void. — Jack Birle, The Washington Examiner, 15 May 2026 See All Example Sentences for null and void

Recent Examples of Synonyms for null and void

Adjective

For one, null results—in this case, findings that are not unusual or revelatory—are still useful.

— Jackie Flynn Mogensen, Scientific American, 4 June 2026
However, in the face of an increasing number of null results, most notably in studies published in late 2025, most physicists now agree that this sterile neutrino doesn’t exist.

— Quanta Magazine, Quanta Magazine, 8 Apr. 2026

Definition of null

Adjective

Challenges to Essayli’s position were brought in several criminal cases, with defense lawyers arguing that charges filed under his watch are invalid and should be dismissed.

— Brittny Mejia, Los Angeles Times, 5 Sep. 2026
Johnson County District Court Judge Stephanie Goodenow sided with the petitioners in a decision Thursday, saying the city failed to meet its burden to prove the petition was invalid.

— Cuyler Dunn, Kansas City Star, 4 Sep. 2026

Definition of invalid

Adjective

Brett Kavanaugh on Tuesday rejected an emergency appeal from Missouri Republican officials to pause last week’s unanimous state Supreme Court ruling that a new congressional map is void and can’t be used in the upcoming midterm elections.

— Peter Weber, TheWeek, 9 Sep. 2026
The outlets reportedly viewed an internal email that had been sent to National Park Service staff in late December, revealing that staff members had been instructed to ask visitors to take any stickers off their card or it could be considered void.

— Angel Saunders, PEOPLE, 4 Sep. 2026

Definition of void

Browse Nearby Words

nullahs

null and void

nulled

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“Null and void.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/null%20and%20void. Accessed 15 Sep. 2026.

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Synonyms of null and void

adjective

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