glutamate
noun
glu·ta·mate
ˈglü-tə-ˌmāt 
: a salt or ester of glutamic acid
specifically
: a salt or ester of levorotatory glutamic acid that functions as an excitatory neurotransmitter compare monosodium glutamate
Examples of glutamate in a Sentence
Recent Examples on the Web
In digging deeper, the researchers determined that reduced glutamate harmed retinal cells in two ways.
—
New Atlas, 9 Aug. 2025
Protein-rich seaweed is already naturally imbued with glutamates and needs no further processing, although drying increases the shelf life.
—Jeff Burkhart, Mercury News, 23 July 2025
What is the difference between glutamine and glutamate?
—Lindsey Desoto, Health, 15 July 2025
Short for glutamate delta-1 receptor, this protein doesn’t usually make headlines.
—Siddhesh Sabnis, The Conversation, 23 June 2025
See All Example Sentences for glutamate
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New Atlas, 9 Aug. 2025
Protein-rich seaweed is already naturally imbued with glutamates and needs no further processing, although drying increases the shelf life.
—Jeff Burkhart, Mercury News, 23 July 2025
What is the difference between glutamine and glutamate?
—Lindsey Desoto, Health, 15 July 2025
Short for glutamate delta-1 receptor, this protein doesn’t usually make headlines.
—Siddhesh Sabnis, The Conversation, 23 June 2025
See All Example Sentences for glutamate
Cite this Entry
“Glutamate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/glutamate. Accessed 20 Aug. 2025.
Copy CitationMedical Definition
glutamate
noun
glu·ta·mate
ˈglüt-ə-ˌmāt
: a salt or ester of glutamic acid
specifically
: a salt or ester of levorotatory glutamic acid that functions as an excitatory neurotransmitter see monosodium glutamate
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