Definition of monosodium glutamate in English:

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monosodium glutamate

Pronunciation: /ˌmänəˌsōdēəm ˈɡlo͞odəˌmāt/
(abbreviation MSG)


A compound that occurs naturally as a breakdown product of proteins and is used as a flavor enhancer in food (although itself tasteless). A traditional ingredient in Asian cooking, it was originally obtained from seaweed but is now mainly made from bean and cereal protein.
  • Chemical formula: HOOC(CH2)2(NH2)COONa.
Example sentences
  • It is superior ingredients, not monosodium glutamate, that contribute to the fresh flavour, he said.
  • Wheat gluten has also been used as a cattle feed and as a starting point for the manufacture of the food flavour enhancer, monosodium glutamate.
  • Soy protein processing produces glutamic acid - the natural form of monosodium glutamate, a brain poison - and toxins and carcinogens are formed.

For editors and proofreaders

Syllabification: mon·o·so·di·um glu·ta·mate

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