Rubicon

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Ukraine's military said it hit the headquarters of Russia's elite Rubicon drone military unit in Starobilsk.

From BBC • May 22, 2026

Schneiderman said it is "highly unlikely that the US will choose to use nuclear weapons against Iran. It is the ultimate Rubicon to cross."

From Barron's • Apr. 7, 2026

“It was a crossing of the Rubicon moment,” Hassabis remembered.

From The Wall Street Journal • Mar. 25, 2026

At some point, the proverbial Rubicon will be crossed, and there may be serious cause for alarm.

From MarketWatch • Jan. 13, 2026

Thus I have moral certainty that Caesar crossed the Rubicon, and moral certainty that Pascal accurately reported the Puy-de-Dôme experiment.

From "The Invention of Science" by David Wootton