adj · noun · 5 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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UK:/əˈmiːnəʊ/
UK:/əˈmaɪnəʊ/
Southern-England:Recorded audio is listed in the source snapshot.
US:/əˈminoʊ/
rhymes with -iːnəʊ
rhymes with (UK also) -aɪnəʊ
CMU ARPABET:AH0 M IY1 N OW0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
Relating to an amine.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
adjective
Meaning 4
pertaining to or containing any of a group of organic compounds of nitrogen derived from ammonia
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: aminic
Antonyms: none provided
5
noun
Meaning 5
the radical -NH2
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: amino group
Antonyms: none provided
Broader terms: group, radical, chemical group
Narrower terms: glucosamine
History
Etymology
Etymology tree Egyptian jmnbor. Ancient Greek Ᾰ̓́μμων (Ắmmōn)bor. Latin Ammōn Latin ammoniacusder. English ammonia Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ine English amine Ancient Greek -ο- (-o-)der. Latin -o-bor. English -o- English amino- English amino From the prefix amino-, from amine, from ammonia + -ine.
Across languages
Translations
11 source translations are retained for this English entry.
Finnish:
amino-
— relating to an amine
Japanese:
アミノ
(amino)
— relating to an amine
Korean:
아미노
(amino)
— relating to an amine
Spanish:
amino
— relating to an amine
Catalan:
aminat
— the amine functional group
Chinese Mandarin:
氨基
(ānjī)
— the amine functional group
Finnish:
aminoryhmä
— the amine functional group
Irish:
aimín
— the amine functional group
Japanese:
アミノ
(amino)
— the amine functional group