first law

noun

: the most important principle
He teaches his students that balance is the first law of architecture.

Examples of first law in a Sentence

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The Standard Time Act of 1918 was the first law to implement standard and daylight saving times at the federal level. Anthony Robledo, USA TODAY, 25 Feb. 2025 The state has been taking a hard-right turn under his leadership, reversing criminal justice reforms and passing the country's first law to display the Ten Commandments in public classrooms. Carlie Kollath Wells, Axios, 17 Jan. 2025 That was discovered in the 17th century by German mathematician Johannes Kepler, who developed his first law of planetary motion. Jamie Carter, Forbes, 4 Jan. 2025 The House passed the bill last night, after the Senate had done so Monday, setting it up to become the first law Trump will sign in his second term. David Leonhardt, New York Times, 23 Jan. 2025 See All Example Sentences for first law

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“First law.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/first%20law. Accessed 12 Mar. 2025.

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