Thesaurus results for GUARDRAIL

guardrail

noun

ˈgärd-ˌrāl

Definition of guardrail

as in railing

a protective barrier consisting of a horizontal bar and its supports the car ran off the road, but fortunately only hit the guardrail

Synonyms & Similar Words

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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 guardrail Radiopharma’s precision promise runs into toxicity problems, China puts new guardrails around its biotech innovation engine, and Grail’s Galleri heads to an FDA advisory panel. — Meghana Keshavan, STAT, 10 Aug. 2026 Continue reading … RULES LEFT BEHIND – Flock Safety cameras need constitutional guardrails before further deployment, Tennessee mayor argues. — FOXNews.com, 10 Aug. 2026 Well, in 2017 its legislators enacted fiscal guardrails and stayed within them. — Elona Vaisnys, Hartford Courant, 9 Aug. 2026 But their guardrails can also be removed, making AI’s powerful cyber and biological capabilities more accessible to bad actors. — Tom Chivers, semafor.com, 9 Aug. 2026 See All Example Sentences for guardrail

Recent Examples of Synonyms for guardrail

Noun

Usher’s taste for dark walls continued in this dwelling, where the double-height entryway featured numerous contemporary artworks highlighted against jet-black walls and a grand staircase with wrought-iron railing.

— Joyce Chen, Architectural Digest, 4 Aug. 2026
On a recent afternoon, two technicians in heat-resistant hazmat suits were operating an apparatus of cylinders, tubes, funnels and control panels set up on a platform with bright yellow railings.

— Didi Tang, Fortune, 3 Aug. 2026

Definition of railing

Noun

Extra beds, cots and bed rails are all available upon request, as well as touches to delight any little ones, including mini bathrobes, slippers and a selection of games and treats.

— Roger Sands, Forbes.com, 10 Aug. 2026
Navigating the web of nearby structures, like active rail lines and historic bridges, is part of what makes the construction so complex, Metro says.

— Los Angeles Times, Los Angeles Times, 10 Aug. 2026