IRONCLAD Synonyms: 107 Similar and Opposite Words

ironclad 1 of 2

adjective

Definition of ironclad

as in powerful

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Dissimilar Words

ironclad

2 of 2

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 ironclad

Adjective

The leaders reaffirmed their ironclad commitment to ensuring that Iran never has nuclear weapons. — Mark Osborne, CBS News, 29 July 2026 Although idol contracts remain ironclad (as seen by the backlash to NewJeans’ attempts to leave), there are now more options for idols who choose not to renew once their contract period is up. — Hannah Abraham, Forbes.com, 8 July 2026

Noun

Bound by ironclad nondisclosure agreements, Madison reveals that Facebook leadership was well aware of the platform’s harmful effects on teens — and its knowing proliferation of misinformation, which contributed to acts of political violence. — Matt Donnelly, Variety, 14 Apr. 2026 The ironclad’s tenure at sea was short-lived, however. — Andrew Paul, Popular Science, 11 Mar. 2026 See All Example Sentences for ironclad

Recent Examples of Synonyms for ironclad

Adjective

Bonnell has previously shown the larger 902, which is expected to become the more powerful flagship of the company's e-Moto range.

— New Atlas, New Atlas, 2 Sep. 2026
This quietly powerful exploration of familial bonds across generations is a story of finding hope and the importance of a home.

— Georg Szalai, HollywoodReporter, 2 Sep. 2026

Definition of powerful

Noun

Paint has worn off and the metal underneath is rusted on the 1,092-foot warship, which is one of the largest in the world.

— Mosheh Gains, NBC news, 2 Sep. 2026
However, the prolonged deployment raised concerns amid reports of health issues, deteriorating conditions aboard the warship, and low morale.

— Louis Casiano, FOXNews.com, 2 Sep. 2026

Definition of warship

Adjective

But the unyielding free market advocate likely became just as well known for his opposition to Proposition 103, the landmark 1988 insurance initiative that regulated the industry following a period of skyrocketing auto premiums.

— Los Angeles Times, Los Angeles Times, 4 Sep. 2026
Just the unyielding betrayals of the flesh and the numbing sense that none of this had to happen.

— Jeff Weiss, HollywoodReporter, 1 Sep. 2026

Definition of unyielding

Noun

Most reached the region by steamship to Skagway or nearby Dyea, Alaska, before attempting to cross the Coast Mountains via the White Pass or Chilkoot trails.

— Bailey Berg, Travel + Leisure, 16 Aug. 2026
The ferry also stops on Ellis Island, part of the national park, and is famous for processing more than 12 million immigrant steamship passengers through its federal immigration station from 1892 to 1954.

— Condé Nast, Condé Nast Traveler, 2 Aug. 2026

Definition of steamship

Adjective

Even in the early 1990s, one of Ferrari’s most unsuccessful periods of form in F1, when its cars lapped two seconds slower than the then-mighty McLaren or Williams teams, the home grand prix would still carry an extra weight.

— Luke Smith, New York Times, 4 Sep. 2026
Travelers can spend a few weeks following the entire route or easily choose a section to experience the historic river towns, scenic overlooks, wildlife refuges, and communities built along the mighty Mississippi.

— Abby Price, Travel + Leisure, 4 Sep. 2026

Definition of mighty

Adjective

If Wayne, a fictional character, were a more solid creation, the movie could better explore the issue of whether answering racist brutality in kind is more effective than relying on an inadequate system.

— Alison Willmore, Vulture, 4 Sep. 2026
The Volunteers have been the kingpin of Arlington ISD football the last two seasons, but several squads like Lamar, Arlington Martin and Arlington seem to have made solid offseason progress.

— Charles Baggarly, Fort Worth Star-Telegram, 4 Sep. 2026

Definition of solid

Browse Nearby Words

ironbound

ironclad

ironclads

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Style

“Ironclad.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ironclad. Accessed 7 Sep. 2026.

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Synonyms of ironclad

adjective

noun

Example Sentences

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