Definition of amino in English:

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Pronunciation: /əˈmiːnəʊ/
Pronunciation: /əˈmʌɪnəʊ/


[as modifier] Chemistry
The group —NH2, present in amino acids, amides, and many amines: isocyanic acid reacts with amino groups amino compounds
More example sentences
  • In general, allergic reactions to amino esters are much more common than amino amides
  • There have been numerous reports of abnormal accumulations of amino compounds and amines in tissues of nutrient-deficient plants.
  • Natural proteins are made up of alpha-amino acids, which have a carboxyl group and an amino group separated by one carbon atom.


Late 19th century: from amine.

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