Creatine
/ˈkɹiː.əˌtiːn/ noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 An amino acid, 2-(carbamimidoyl-methyl- amino)acetic acid, which naturally occurs in vertebrates and helps to supply energy to muscle and nerve cells. countable, uncountable
- 2 an amino acid that does not occur in proteins but is found in the muscle tissue of vertebrates both in the free form and as phosphocreatine; supplies energy for muscle contraction wordnet
Etymology
From Ancient Greek κρέας (kréas, “meat”) (genitive κρέατος (kréatos)) + -ine. Not related to create.