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Synonyms

unambiguous

American  
[uhn-am-big-yoo-uhs] / ˌʌn æmˈbɪg yu əs /

adjective

  1. not ambiguous, or unclear; distinct; unequivocal.

    The object of the experiment was to reach an unambiguous conclusion about climate change.


unambiguous British  
/ ˌʌnæmˈbɪɡjʊəs /

adjective

  1. not ambiguous; clear

    an unambiguous message

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of unambiguous

un- 1 + ambiguous

Explanation

If something is unambiguous, there are no two ways to interpret it. If your girlfriend burns all your letters, texts you that she hates you, and moves a thousand miles away, the unambiguous message is that she’s finished with you. If you're nervously reading the manual on how to trap the rattlesnake that's hiding under your bed, you'd hope the instructions would be unambiguous and tell you very clearly what to do. The word unambiguous gets its meaning from un-, meaning "not," combined with the Latin -ambi-, meaning "both ways," and -agere, meaning "to drive." So unambiguous is not driving in two directions — it's going full speed ahead, in just one direction, with only one meaning.

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Vocabulary lists containing unambiguous

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.

This approach would be brutal in execution and expensive to sustain, but unambiguous in strategic effect.

From The Wall Street Journal • Apr. 12, 2026

The judge’s ruling, she said, shows that the law was unambiguous — and that “county means county, not city.”

From Los Angeles Times • Feb. 22, 2026

Supreme Court’s judges have just pointed out, is unambiguous about tariffs.

From MarketWatch • Feb. 20, 2026

But it remains surprising that its members continue to stick doggedly to their story in the face of unambiguous video evidence contradicting it.

From Slate • Jan. 15, 2026

But we should not be complacent even on behalf of the robust and unambiguous full stop.

From "Eats, Shoots & Leaves" by Author