unambiguous

[uhn-am-big-yoo-uhs]

adjective

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

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

unambiguous

/ ˌʌnæmˈbɪɡjʊəs /

adjective

1. not ambiguous; clear

   an unambiguous message

Other Word Forms

• unambiguously adverb
• unambiguousness noun

Word History and Origins

Origin of unambiguous¹

un- ¹ + ambiguous

Example Sentences

Pointing to "40 high-quality studies," she said that "the conclusion is clear and unambiguous: There's no link between vaccines and autism."

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The founders placed an unambiguous restriction on state war-making, but not on the president.

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Economist Jonathan Gruber, of the Massachusetts Institute of Technology, said data were “unambiguous” in showing that robust child-care offerings promote workforce participation of mothers.

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He described the letter as "completely foundational", "unambiguous" and "emphatic".

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The Constitution is unambiguous: “No money shall be drawn from the Treasury, but in Consequence of Appropriations made by Law.”

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Related Words

• explicit 
• obvious