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Definition of Transamination
1. Noun. The process of transposing an amino group within a chemical compound.
2. Noun. The process of transfering an amino group from one compound to another.
Definition of Transamination
1. [n -S]
Medical Definition of Transamination
1. The reaction between an amino acid and an alpha-keto acid through which the amino group is transferred from the former to the latter; in certain cases the reaction may be between an amino acid and an aldehyde (e.g., glutamate with glutamate semialdehyde via ornithine transaminase). (05 Mar 2000)