noun · 3 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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/ˈɡlaɪˌsin/
Southern-England:Recorded audio is listed in the source snapshot.
CMU ARPABET:G L AY1 S IY2 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
CMU ARPABET 2:G L AY1 S AH0 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
A nonessential amino acid, amino-acetic acid, C2H5NO2 found in most proteins but especially in sugar cane; the simplest amino acid.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
genus of Asiatic erect or sprawling herbs: soya bean
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: genus Glycine
Antonyms: none provided
Broader terms: rosid dicot genus
3
noun
Meaning 3
the simplest amino acid found in proteins and the principal amino acid in sugar cane
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: amino acid, aminoalkanoic acid
History
Etymology
Etymology tree Proto-Hellenic *dlukús Ancient Greek γλῠκῠ́ς (glŭkŭ́s) Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ine English glycine From Ancient Greek γλῠκῠ́ς (glŭkŭ́s, “sweet”) + English -ine.
Across languages
Translations
24 source translations are retained for this English entry.
Bulgarian:
глицин
(glicin)
— amino acid
Catalan:
glicina
— amino acid
Chinese Mandarin:
甘氨酸
(gān'ānsuān)
— amino acid
Chinese Mandarin:
氨基乙酸
(ānjīyǐsuān)
— amino acid
Chinese Mandarin:
胺基乙酸
(ànjīyǐsuān, ānjīyǐsuān)
— amino acid