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Word of the Day Wednesday, June 10, 2026

quaternary

/kwɒtərˈnɛri/ adjective · British & US
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What does quaternary mean?

adjective

Of or relating to a group of four; fourth in order or position. Having four parts or components.

Example

"The quaternary structure of the protein was crucial to its function."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for quaternary

Antonyms of quaternary

Rhymes with quaternary

Etymologically related