Both and In unison

Both

Both adjective - (used with count nouns) two considered together; the two.
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Synonyms for Both

In unison and both are semantically related. In some cases you can use "In unison" instead an adverb "Both".

In unison

In unison adverb - Speaking or singing at the same time; simultaneously.

Both and in unison are semantically related. Sometimes you can use "Both" instead an adverb phrase "In unison".
Cite this Source
In unison and Both. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/both/in_unison
Both & In unison. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/both/in_unison>.
In unison or Both. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/both/in_unison.
Google Ngram Viewer shows how "both" and "in unison" have occurred on timeline