Standard Lemma guide

transaminase

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /tɹænzˈæmɪneɪz/

1

noun

Meaning 1

Any of a group of enzymes that catalyze transamination.

Definition source: English Wiktionary via Wiktextract

Topics: biochemistry, biology, chemistry, microbiology, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a class of transferases that catalyze transamination (that transfer an amino group from an amino acid to another compound)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: aminotransferase, aminopherase

Antonyms: none provided

Broader terms: transferase

Narrower terms: glutamic oxalacetic transaminase, glutamic oxaloacetic transaminase

History

Etymology

Etymology tree English transamination Proto-Indo-European *dwóh1 Proto-Indo-European *dwísder. Ancient Greek διά (diá) Ancient Greek δῐᾰ- (dĭă-) Proto-Indo-European *steh2- Proto-Indo-European *stísteh2ti Proto-Hellenic *hístāmi Ancient Greek ῐ̔́στημῐ (hĭ́stēmĭ) Ancient Greek δῐῐ̈́στημῐ (dĭĭ̈́stēmĭ) Ancient Greek δῐᾰ́στᾰσῐς (dĭắstăsĭs) English diastase English -ase English transaminase From transamination + -ase.

Across languages

Translations

9 source translations are retained for this English entry.

  • Chinese Mandarin: 轉氨酶 /转氨酶 (zhuǎn'ānméi) — biochemistry: any of a group of enzymes that catalyze transamination
  • Finnish: transaminaasi — biochemistry: any of a group of enzymes that catalyze transamination
  • French: transaminase — biochemistry: any of a group of enzymes that catalyze transamination
  • Japanese: 転移酵素 (ten'i-kōso) — biochemistry: any of a group of enzymes that catalyze transamination
  • Japanese: トランスアミナーゼ (toransuamināze) — biochemistry: any of a group of enzymes that catalyze transamination
  • Kazakh: трансаминаза (transaminaza) — biochemistry: any of a group of enzymes that catalyze transamination
  • Polish: aminotransferaza — biochemistry: any of a group of enzymes that catalyze transamination
  • Spanish: aminotransferasa — biochemistry: any of a group of enzymes that catalyze transamination
  • Spanish: transaminasa — biochemistry: any of a group of enzymes that catalyze transamination