unambiguous

adjective

un·​am·​big·​u·​ous ˌən-am-ˈbi-gyə-wəs 

: not ambiguous : clear, precise

unambiguous evidence

unambiguously adverb

Synonyms

• apparent
• bald
• bald-faced
• barefaced
• bright-line
• broad
• clear
• clear-cut
• crystal clear
• decided
• distinct
• evident
• lucid
• luculent
• luminous
• manifest
• nonambiguous
• obvious
• open-and-shut
• palpable
• patent
• pellucid
• perspicuous
• plain
• ringing
• straightforward
• transparent
• unambivalent
• unequivocal
• unmistakable

Examples of unambiguous in a Sentence

She gave a clear, unambiguous answer.

looked at his neighbor's new car with unambiguous envy

Recent Examples on the Web

Unlike many protests, this one was an unambiguous success. —Kelefa Sanneh, The New Yorker, 30 Sep. 2024

Samples revealed that the soil contained abundant plant and insect fossils, unambiguous evidence that large parts of Greenland were free of ice some 400,000 years ago, when the Earth was about the same temperature as today but had almost 30 percent less carbon dioxide in the atmosphere. —Paul Bierman, Smithsonian Magazine, 19 Sep. 2024

An age limit, conversely, is unambiguous and not open to manipulation. —Ezekiel J. Emanuel, The Atlantic, 6 Sep. 2024

And yet, despite unambiguous statutory authorization, the six Republican justices decided to implement their party’s preferred student loan policy from the bench. —Ian Millhiser, Vox, 15 Aug. 2024

Word History

First Known Use

1743, in the meaning defined above