as in weak
lacking strength of will or character
an invertebrate Congress that blithely went along with the President's ill-conceived plan
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
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 invertebrate
Avery Hurt, Discover Magazine, 3 Feb. 2023
A year later, the state budgeted $10 million to pull DNA out of historic insect collections, as well as to launch ambitious new field studies to better understand the extent of California’s invertebrate biodiversity.
—Los Angeles Times, 24 Dec. 2022
Laura Baisas Aug 20, Popular Science, 20 Aug. 2025
Baldwin added that the drops in invertebrate populations could shake up the food web for fish — another impact, on top of the chemical treatments that had already killed them off.
—Alex Music
august 17, Idaho Statesman, 17 Aug. 2025
See All Example Sentences for invertebrate
Adjective
Jessica Ware is associate curator of invertebrate zoology at the American Museum of Natural History.
—Avery Hurt, Discover Magazine, 3 Feb. 2023
A year later, the state budgeted $10 million to pull DNA out of historic insect collections, as well as to launch ambitious new field studies to better understand the extent of California’s invertebrate biodiversity.
—Los Angeles Times, 24 Dec. 2022
Noun
This gelatinous blob is an invertebrate called a bryozoan, specifically the species Pectinatella magnifica.
—Laura Baisas Aug 20, Popular Science, 20 Aug. 2025
Baldwin added that the drops in invertebrate populations could shake up the food web for fish — another impact, on top of the chemical treatments that had already killed them off.
—Alex Music
august 17, Idaho Statesman, 17 Aug. 2025
See All Example Sentences for invertebrate
Recent Examples of Synonyms for invertebrate
Adjective
-
Western countries could exploit weak points in supply chains for many of Russia's advanced fighter jets, including by tightening up sanctions as Ukraine strikes Russia's industrial facilities, according to a new report.—
Ellie Cook,
MSNBC Newsweek,
11 Nov. 2025
-
Respiratory difficulty, constipation, poor feeding, drooping eyelids and a weak and altered cry are among the symptoms of infant botulism.—
Chad Murphy,
Cincinnati Enquirer,
10 Nov. 2025
Noun
-
The species feeds by relying on symbiotic bacteria to break down fats inside the bones of large vertebrates, like whales.—
Julia Jacobo,
ABC News,
30 Oct. 2025
-
The fish that limbed vertebrates evolved from don't have obvious digit equivalents, and the most common types of fish just have a large collection of rays supporting their fins.—
John Timmer,
ArsTechnica,
17 Sep. 2025
Adjective
-
The illness can be dangerous or life-threatening, particularly to older adults, those with weakened immune systems and pregnant women.—
Fernando Cervantes Jr,
USA Today,
7 Nov. 2025
-
But babies, people with weakened immune systems, and those with chronic lung conditions are more likely to get seriously sick, developing illnesses like bronchiolitis or pneumonia.—
Evan Moore
November 5,
Charlotte Observer,
5 Nov. 2025
Noun
-
Jasper County Sheriff's Department Kristen Moore, director of wildlife for the Hattiesburg Zoo said the primates, native to Asia, are typically herbivores and generally prefer running away over attacking.—
Bracey Harris,
NBC news,
5 Nov. 2025
-
Scientists believe the dinosaur, a herbivore, was about 10 feet long.—
Michelle Del Rey,
USA Today,
27 Oct. 2025
Adjective
-
Another noteworthy development is Arts Landing, a four-acre city park in Downtown Pittsburgh featuring public art, greenery and performance space set to soft open in April 2026.—
Natalia Senanayake,
PEOPLE,
10 Nov. 2025
-
For the white colorway, a contrasting gum sole with a soft suede toe highlights the sneaker, while the black version features a brown distressed tooling.—
Stephen Garner,
Footwear News,
10 Nov. 2025
Noun
-
There is a chili style for everyone — it can be adapted for carnivores or vegetarians, brimming with beans or bobbing with chunky vegetables.—
Lynda Balslev,
Mercury News,
24 Oct. 2025
-
Guides such as Eggleston place observers on sandbars at least 150 feet from the charismatic carnivores.—
Susan Portnoy,
AFAR Media,
3 Oct. 2025
Adjective
-
My candidacy is a symbol of the end of the weak-kneed, feckless Republican leadership of Mitch McConnell, and the spineless swamp jellyfish that are in the United States Senate representing the Republicans.—
Billal Rahman,
MSNBC Newsweek,
22 Oct. 2025
-
Because Republicans in Congress are spineless.—
Callum Sutherland,
Time,
1 Oct. 2025
Cite this Entry
“Invertebrate.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/invertebrate. Accessed 19 Nov. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share