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Word of the Day Tuesday, June 9, 2026

leucine

/luːˈsiːn/ noun · British & US
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What does leucine mean?

noun

An essential amino acid that cannot be synthesized by the human body and must be obtained through the diet. It plays a crucial role in protein synthesis and muscle growth.

Example

"The athlete's diet included a high amount of leucine to help with muscle recovery after intense workouts."

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

Synonyms for leucine

Rhymes with leucine

Etymologically related