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.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of invalid
Reuters 21 Hr Ago, CNN Money, 12 Mar. 2026
Trump has repeatedly claimed that some executive orders signed with an autopen should be considered invalid.
—Kaelan Deese, The Washington Examiner, 4 Mar. 2026
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
See All Example Sentences for invalid
Adjective
All three had dissented in 2024 when the full 4th Circuit in an 8-6 ruling declared West Virginia’s law invalid.
—Reuters 21 Hr Ago, CNN Money, 12 Mar. 2026
Trump has repeatedly claimed that some executive orders signed with an autopen should be considered invalid.
—Kaelan Deese, The Washington Examiner, 4 Mar. 2026
Verb
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
See All Example Sentences for invalid
Recent Examples of Synonyms for invalid
Verb
-
Bankruptcy may also impair the HOA’s ability to maintain community amenities.—
Gary Singer,
Sun Sentinel,
26 Mar. 2026
-
Dyslexia does not impair a person’s ability to be an effective leader or president.—
Los Angeles Times,
Los Angeles Times,
23 Mar. 2026
Verb
-
Higher prices will also hurt Southeast Asia, the world's third largest coal-consuming region.—
Arkansas Online,
Arkansas Online,
25 Mar. 2026
-
Another person riding a scooter was also hurt in the crash.—
Jermont Terry,
CBS News,
24 Mar. 2026
Verb
-
No human journalist was harmed in this experiment.—
CA Earthquake Bot,
Sacbee.com,
24 Mar. 2026
-
The act provides ways for a victim to seek relief from being harmed by doxing, or the act of intentionally using another’s personally identifiable information, including social media profiles, without consent with the intent to harass, cause mental anguish or create fear of bodily harm or death.—
Michelle Mullins,
Chicago Tribune,
23 Mar. 2026
Verb
-
For Bob Work, the big red flag came with reports that Iran appeared to have damaged two half-billion-dollar radar installations at the outset of the US-Israeli strikes on Iran.—
Ben Smith,
semafor.com,
23 Mar. 2026
-
Rescue workers said the direct hit in Arad caused widespread damage across at least 10 apartment buildings, three of them badly damaged and in danger of collapsing.—
Arkansas Online,
Arkansas Online,
22 Mar. 2026
Verb
-
In an email sent to families on Tuesday afternoon, the Park Hill School District identified Walker as the woman killed in the crash that left four other teenagers injured.—
Caroline Zimmerman,
Kansas City Star,
25 Mar. 2026
-
Air Canada said Tuesday that six of the 39 people who were injured remain hospitalized.—
CBS News,
CBS News,
25 Mar. 2026
Verb
-
Consideration for a draft would only begin after exhausting troops on the ground with the country's active-duty military personnel, such as full-time professional military, including National Guard and Reserves, and any volunteers or enlistees who join after the war begins.—
Isa Almeida,
Oklahoman,
25 Mar. 2026
-
In addition to exhausting reporters and scrambling the news cycle, episodes like this have fueled speculation that people close to the president are feeding off the chaos.—
Joe Wilkins,
Futurism,
25 Mar. 2026
Verb
-
But thanks to their reproductive vigor — females can lay up to 25,000 eggs in a single season — their numbers quickly hopped out of hand.—
Shi En Kim,
AZCentral.com,
13 Mar. 2026
-
Female wasps can lay up to 200 eggs a day as long as a host insect is available.—
Barbara Gillette,
The Spruce,
9 Mar. 2026
Verb
-
If the trust fund is depleted, payroll taxes alone wouldn’t be enough to cover full benefits.—
Fernando Cervantes Jr,
USA Today,
23 Mar. 2026
-
But a buying frenzy touched off by the pandemic in 2020 depleted the inventory of homes for sale across the Hartford region and throughout much of Connecticut.—
Kenneth R. Gosselin,
Hartford Courant,
22 Mar. 2026
Cite this Entry
“Invalid.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/invalid. Accessed 27 Mar. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
