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Definitions

X

[eks] / ɛks /






NOUN
crucifix
Synonyms
STRONG
WEAK








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.

Labelled as planet X, prominent astronomers had put it forward as an explanation for Uranus’s orbit, which drifts from the path of orbital motion that physics would expect it to follow.

From Science Daily • Jun. 9, 2026

“We expect it to leak so we’re just announcing it,” OpenAI said on X.

From MarketWatch • Jun. 8, 2026

Someone on X, mourning the alleged demise of a TV show started in 1968, 177 years after the ratification of the First Amendment, described it as “the historical leader of the free press.”

From The Wall Street Journal • Jun. 8, 2026

The Israeli ambassador to the US, Yechiel Leiter, wrote on X: "No self-respecting country in the world would tolerate such an attack, and neither will Israel."

From BBC • Jun. 8, 2026

Then I look at Alex as the red X fades off his neck.

From "The Manifestor Prophecy" by Angie Thomas




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