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
Liam Rappleye, Freep.com, 10 Sep. 2025
The other client of Miami’s Rawsi Williams in the Bar’s petition, however, filed a Bar grievance after the first settlement funds check sent to her was declared invalid by her bank.
—David J. Neal, Miami Herald, 9 Sep. 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
The monitor, one dissident said, rendered the charges invalid on procedural grounds and instructed the locals to start over.
—Liam Rappleye, Freep.com, 10 Sep. 2025
The other client of Miami’s Rawsi Williams in the Bar’s petition, however, filed a Bar grievance after the first settlement funds check sent to her was declared invalid by her bank.
—David J. Neal, Miami Herald, 9 Sep. 2025
See All Example Sentences for invalid
Recent Examples of Synonyms for invalid
Verb
-
If rain severely impairs your vision, pull over and wait for conditions to improve.—
Bay Area Weather Report,
Mercury News,
25 Sep. 2025
-
Business leaders continue to host events along East Colfax Avenue to boost the morale (and sales) of restaurants and boutiques impaired by ongoing construction of the Bus Rapid Transit line.—
John Wenzel,
Denver Post,
25 Sep. 2025
Verb
-
Paul’s assistance doesn’t hurt.—
Burgess Everett,
semafor.com,
25 Sep. 2025
-
One Battle After Another is full of pointed little moments like that, details that are at first funny — Lockjaw’s too-tight shirts, a group of separatists’ badly done face tattoos — but ultimately convey contempt for people who wield their power exclusively to hurt others.—
Roxana Hadadi,
Vulture,
25 Sep. 2025
Verb
-
Those opponents cited massive price tags in other states with similar efforts, and have argued the accounts harm public schools.—
Arkansas Online,
Arkansas Online,
2 Oct. 2025
-
The teen's lawyer, Travis Dunnington, argued from the beginning that there was no evidence the teen intentionally harmed the officer.—
Cameron Knight,
Cincinnati Enquirer,
1 Oct. 2025
Verb
-
According to Greenpeace's analysis, Russia has also completed construction of a new water supply system for the plant's cooling pond and deliberately damaged a 750-kilovolt power line that had connected the facility to Ukraine's electrical grid.—
Arkansas Online,
Arkansas Online,
28 Sep. 2025
-
Residential buildings and civilian infrastructure were damaged in the Solomianskyi, Sviatoshynskyi, Holosiivskyi, Darnytskyi, and Dniprovskyi districts.—
Emma Marsden,
MSNBC Newsweek,
28 Sep. 2025
Verb
-
Authorities seized devices found on his body and writings left in his bedroom in the probe of the shooting that killed one detainee and critically injured two others, FBI Dallas Special Agent in Charge Joe Rothrock said on Thursday at a press conference.—
Emerson Clarridge,
Fort Worth Star-Telegram,
25 Sep. 2025
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The shooter was found dead at the scene, and no ICE agents or other law enforcement personnel were injured.—
Amanda Musa,
CNN Money,
25 Sep. 2025
Verb
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Once those reserves are exhausted, China may be tempted to broker a deal to buy American soybeans, but those hopes may wither when the Southern Hemisphere's harvest season begins early next year.—
Marissa Meador,
IndyStar,
26 Sep. 2025
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Each one of those alerts puts millions of lives on hold – part of Russia’s strategy of terrorizing and exhausting Ukraine’s civilian population.—
Daria Tarasova-Markina,
CNN Money,
25 Sep. 2025
Verb
-
Adult female flies can lay up to 400 eggs at a time, and each larva in a human patient has to be physically dug out from infected flesh.—
Jon Brodkin,
ArsTechnica,
25 Aug. 2025
-
Walking up the eighteenth hole, Woad laid up into the par-5 finisher before sticking a 3/4 wedge to 2 feet to seal the tournament.—
Mike Fore,
Forbes.com,
27 July 2025
Verb
-
Social Security is facing questions about its long-term future, with the program’s trust funds projected to be depleted by 2034.—
Aliss Higham,
MSNBC Newsweek,
28 Sep. 2025
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Odds are your soil has plenty of phosphorus and potassium, but nitrogen can get depleted as your grass uses it up.—
Charlotte Germane,
Better Homes & Gardens,
26 Sep. 2025
Cite this Entry
“Invalid.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/invalid. Accessed 2 Oct. 2025.
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