as in fragile
chronically or repeatedly suffering from poor health
an old and now invalid woman who rarely gets out anymore
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
1
as in null
having no legal or binding force
the treaty is invalid once one side violates it
Synonyms & Similar Words
Antonyms & Near Antonyms
2
as in erroneous
not being in agreement with what is true
that's an invalid assumption on your part
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in unreasonable
not using or following good reasoning
an argument which has one untrue premise is invalid
Synonyms & Similar Words
Antonyms & Near Antonyms
4
as in unsupported
having no basis in reason or fact
an invalid claim that can be easily disproved by the facts
Synonyms & Similar Words
Antonyms & Near Antonyms
as in to impair
Related Words
Dissimilar Words
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
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Recent Examples of invalid
Caroline Frost, Deadline, 16 Mar. 2025
DeSantis's office has said all options are on the table for their fight, but a legal ruling invaliding the agreement that currently gives Disney near-total control of the district would be the easiest resolution for the governor's headache.
—Jack Birle, Washington Examiner, 8 Apr. 2023
U T Readers, San Diego Union-Tribune, 25 June 2025
The plaintiffs in the lawsuit — including resident Lucy Hurston — are asking a Superior Court judge to declare the May 28 referendum invalid.
—Don Stacom, Hartford Courant, 20 June 2025
See All Example Sentences for invalid
Adjective
If this is ascertained, the BBC quotes an LA attorney saying this would render Hackman’s will invalid, and mean his children could have a claim to the estate.
—Caroline Frost, Deadline, 16 Mar. 2025
DeSantis's office has said all options are on the table for their fight, but a legal ruling invaliding the agreement that currently gives Disney near-total control of the district would be the easiest resolution for the governor's headache.
—Jack Birle, Washington Examiner, 8 Apr. 2023
Verb
State IDs should indicate eligibility to work, employers should be required to verify that and any payroll reported under invalid documents results in notification and investigation.
—U T Readers, San Diego Union-Tribune, 25 June 2025
The plaintiffs in the lawsuit — including resident Lucy Hurston — are asking a Superior Court judge to declare the May 28 referendum invalid.
—Don Stacom, Hartford Courant, 20 June 2025
See All Example Sentences for invalid
Recent Examples of Synonyms for invalid
Verb
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According to Paul Spiewak, tech team leader for Lake Lovers, many of the county’s lakes are considered impaired due to high phosphorus concentrations.—
Joseph States,
Chicago Tribune,
21 July 2025
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He is also charged with tampering with physical evidence with the intent to impair and tampering with a witness.—
Natalie Neysa Alund,
USA Today,
18 July 2025
Verb
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Cardwell says in an attempt to punish NPR, Trump is only hurting some of those who have supported him.—
Frank Langfitt,
NPR,
20 July 2025
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This growing skepticism means that obvious AI usage could hurt your chances, even if the content quality is high.—
Caroline Castrillon,
Forbes.com,
20 July 2025
Verb
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That would harm the prospect of a contiguous Palestinian state and their prospects for independence.—
Edith M. Lederer,
Chicago Tribune,
28 July 2025
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The Trump administration is notably investigating how chip tariffs and imports could harm national security, with a report due out in two weeks, Lutnick announced today.—
Ashley Belanger,
ArsTechnica,
28 July 2025
Verb
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Anything that damages the trust between the vendor, Microsoft, and the user is as much a threat as the hackers themselves, in my never humble opinion.—
Davey Winder,
Forbes.com,
14 July 2025
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Driving through deep water can also damage a vehicle's mechanical and electrical systems.—
NC Weather Bot,
Charlotte Observer,
14 July 2025
Verb
-
Shooting comes 3 years after another incident The July 25 shooting comes less than three years after another fatal attack at a University of New Mexico housing building left one student dead and three campus visitors injured.—
Karissa Waddick,
USA Today,
25 July 2025
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The boyfriend and dog weren’t injured in the attack.—
Garfield Hylton,
The Orlando Sentinel,
24 July 2025
Verb
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Ferrell, who contended that their father wanted to be cremated, ultimately agreed to a settlement, reportedly after exhausting nearly $100,000 in legal fees and running out of funds to continue the fight.—
Michael McCann,
Sportico.com,
23 July 2025
-
The goal is to exhaust the activist organization’s resources and force them to shut down.—
Marianne Krasny,
Forbes.com,
22 July 2025
Verb
-
The Queen Apparently only the queen bee lays eggs and can lay up to two thousand eggs a day, according to Garrison.—
Liza B. Zimmerman,
Forbes.com,
23 July 2025
-
Female moths can lay up to 500 eggs at a time.7 Pantry moths are most destructive in their larval stage, so discouraging this stage will help prevent the infestation from spreading.—
Lauren Wicks,
Southern Living,
19 July 2025
Verb
-
Often the weekly allotment is depleted after just one or two days.—
Scott Maucione,
NPR,
17 July 2025
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Those inventories will be depleted in about one to two months, estimates Jake Schurmeier, a portfolio manager at Harbor Capital, who previously worked at the Federal Reserve Bank of New York.—
Paolo Confino,
Fortune,
17 July 2025
Cite this Entry
“Invalid.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/invalid. Accessed 2 Aug. 2025.
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