Chambers 20th Century Dictionary(0.00 / 0 votes)Rate this definition: 1  Pawn. pawn, n. something given as security for the repayment of money or the performance of a promise: state of being pledged.âv.t. to give in pledge.âns. 2  Pawn. pawn, n. a common piece in chess. 3  Pawn. pawn, n. a gallery.
Monosodium glutamate is the sodium salt of glutamic acid. Glutamate is a naturally occurring amino acid that is found in nearly all foods, especially high protein foods such as dairy products, meat and fish and in many vegetables.Foods often used for their flavouring properties, such as mushrooms and tomatoes, have high levels of naturally occurring glutamate.lutamate is a naturally occurring amino acid that is found in nearly all foods, especially high protein foods such as dairy products, meat and fish and in many vegetables. Foods often used for their flavouring properties, such as mushrooms and tomatoes, have high levels of naturally occurring glutamate.
GLUTAMATE AS NEUROTRANSMITTER. Glutamic acid (abbreviated as Glu or E) is one of the 20-22 proteinogenic amino acids, and its codons are GAA and GAG. It is a non-essential amino acid with a side chain carboxylic acid functional group. The carboxylate anions and salts of glutamic acid are known as glutamates.