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

Relevance

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 Executives and researchers at Anthropic and rival OpenAI repeatedly warned about the potential risks of increasingly powerful AI, with some calling for tighter guardrails and measures to control the pace of the technology's development. — Arjun Kharpal, CNBC, 13 Oct. 2026 Only 17% reported autonomous operation with either after-the-fact sampling or real-time monitoring and guardrails. — Nick Lichtenberg, Fortune, 13 Oct. 2026 The process has survived succession because decision rights and guardrails are institutional rather than personal. — Rob Versaw, Forbes.com, 13 Oct. 2026 Warrant for Flock Candidates up and down the ballot and from both parties have found common ground in putting guardrails around the use of Flock Security cameras and other license plate readers. — AJC.com, 12 Oct. 2026 See All Example Sentences for guardrail

Recent Examples of Synonyms for guardrail

Noun

Most were gleaming white and conventionally extravagant, with black privacy glass and chrome railings and layers of decks.

— Literary Hub, Literary Hub, 15 Oct. 2026
Several spectators reached for the ball along the railing as Moises Alou lunged to try to make the catch.

— Kori Rumore, Chicago Tribune, 14 Oct. 2026

Definition of railing

Noun

The Orient Express was a pioneering international rail service that began in 1883, but its end destination, Turkey, didn’t adopt the Gregorian calendar until more than 40 years later.

— Maureen O'Hare, CNN Money, 17 Oct. 2026
Working with fellow researchers, Cade now has a good reason to believe the Nature report is more than likely inaccurate – the train’s rail route didn’t exist until 1846.

— Mike McRae October 15, New Atlas, 16 Oct. 2026