One
One adjective - Being the one or ones of a class with no other members.
Usage example: that's the one author I would stand in line for hours to get an autograph from
Unique is a synonym for one in characteristic topic. In some cases you can use "Unique" instead an adjective "One", when it comes to topics like individual, single, include. popular alternative
Unique
Unique adjective - Being the one or ones of a class with no other members.
Usage example: the Mapparium, a huge glass globe that visitors can walk through, is unique—there's not another one like it anywhere
One is a synonym for unique in single topic. You can use "One" instead an adjective "Unique", if it concerns topics such as alone, include, unity. popular alternative
Nearby Words: uniquely, uniqueness
Mutual synonyms
Cite this Source
Unique and One. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/one/unique
One & Unique. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/one/unique>.
Unique or One. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/one/unique.
Google Ngram Viewer shows how "one" and "unique" have occurred on timeline