lysine

/ˈlaɪsiːn/

lysine noun: an amino acid, C₆H₁₄N₂O₂, in L- or D-forms.

Noun

lysine (countable and uncountable, plural lysines)

An amino acid, C₆H₁₄N₂O₂, in L- or D-forms.
1. The L-form of such a molecule, as it occurs in living organisms; in humans it is an essential amino acid.
  - Lysine is an essential amino acid required for many body functions, including growth and bone development in children; calcium absorption and maintenance of the correct nitrogen balance in the body; maintenance of lean body mass; production of antibodies, hormones, and enzymes; collagen formation...2010, Michael T. Murray, Joseph Pizzorno, The Encyclopedia of Healing Foods, Simon and Schuster, →ISBN, page 65

அவசிய அமினோ அமிலம், லைசின், இலைசீன்

plural	lysines

From lysis + -ine, in reference to its tendency to participate in catalysis.

What does lysine mean?: Lysine means an amino acid, C₆H₁₄N₂O₂, in L- or D-forms.
What is lysine in Tamil?: Lysine in Tamil is அவசிய அமினோ அமிலம், லைசின், இலைசீன். See Lysine meaning in Tamil.
What part of speech is lysine?: Lysine is a noun.
How do you pronounce lysine?: Lysine is pronounced /ˈlaɪsiːn/.
What is the plural of lysine?: The plural of lysine is lysines.

Adapted from Wiktionary: lysine (page history and authors); lysine (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Tesco250-lysine.wav.

Cite this entry: “lysine.” Word.ws, https://word.ws/lysine. Based on Wiktionary, CC BY-SA 4.0.