as in weak
lacking strength of will or character
an invertebrate Congress that blithely went along with the President's ill-conceived plan
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Example Sentences
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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
Aamir Khollam, Interesting Engineering, 16 Oct. 2025
Initiated in 2019, the partnership between the two centers on the creation of a research unit around the biology of the precious coral, also known as Mediterranean red coral, aims to better understand the marine invertebrate and contribute to its preservation.
—Lily Templeton, Footwear News, 16 Oct. 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
In its second major collection, published in the Biodiversity Data Journal, over 20 researchers from around the world came together to describe 14 new marine invertebrate species and two new genera.
—Aamir Khollam, Interesting Engineering, 16 Oct. 2025
Initiated in 2019, the partnership between the two centers on the creation of a research unit around the biology of the precious coral, also known as Mediterranean red coral, aims to better understand the marine invertebrate and contribute to its preservation.
—Lily Templeton, Footwear News, 16 Oct. 2025
See All Example Sentences for invertebrate
Recent Examples of Synonyms for invertebrate
Adjective
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What can’t be easily seen or measured but can impact recovery as much as a weak muscle or stiff joint are the psychological aspects.—
Ian McMahan,
New York Times,
21 Mar. 2026
-
After the worst of it, a similar but weaker storm was forecast to bring more rain through this weekend.—
CBS News,
CBS News,
21 Mar. 2026
Noun
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In all vertebrates, the thymus degenerates very rapidly with age.—
Mallory Locklear,
Hartford Courant,
7 Mar. 2026
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Hundreds of new vertebrates annually.—
Hanna Wickes,
Kansas City Star,
6 Mar. 2026
Adjective
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That would leave a weakened but embittered regime possibly more determined than ever to make a nuclear bomb – and still with the material and much of the knowledge and equipment needed to do so.—
Matthew Bunn,
The Conversation,
17 Mar. 2026
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Despite withering airstrikes, officials see a weakened but more hard-line government in Tehran, backed by the powerful Islamic Revolutionary Guard Corps security forces.—
Ellen Nakashima,
Washington Post,
16 Mar. 2026
Noun
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Mammoth remains round out the picture of an island once home to apex predators and massive herbivores sharing a landscape virtually unrecognizable to anyone walking through modern Taiwan.—
Hanna Wickes,
Fort Worth Star-Telegram,
17 Mar. 2026
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Apex predators and massive herbivores shared a landscape that would be virtually unrecognizable to anyone walking through modern Taiwan.—
Hanna Wickes,
Charlotte Observer,
17 Mar. 2026
Adjective
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The team is also developing a next-generation robotic hand to address swelling in harder-to-treat areas, expanding the potential of soft-robotic therapy beyond wearable sleeves.—
Neetika Walter,
Interesting Engineering,
21 Mar. 2026
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The silky formula layers easily with the rest of your routine and leaves skin with that soft, luminous glass glow K-beauty is famous for.—
Christa Joanna Lee,
Allure,
21 Mar. 2026
Noun
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There’s even a whole suborder of carnivores called the pinnipeds, which includes seals, sea lions, and walruses who move between land and water.—
Sara Kiley Watson,
Popular Science,
18 Mar. 2026
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Great for the paleo carnivores.—
Peter Burke,
FOXNews.com,
16 Mar. 2026
Adjective
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The nagging wife, the angry daughter and the spineless detective.—
Erik Kain,
Forbes.com,
29 Jan. 2026
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He must be impeached, but with a spineless Congress and a corrupt Supreme Court how this will happen is in grave doubt.—
Sun Sentinel Editorial Board,
Sun Sentinel,
26 Jan. 2026
Cite this Entry
“Invertebrate.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/invertebrate. Accessed 22 Mar. 2026.
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