aspartic acid
noun
as·par·tic acid
ə-ˈspär-tik- 
: a crystalline amino acid C4H7NO4 found especially in plants
Examples of aspartic acid in a Sentence
Recent Examples on the Web
Aspartame, also known as NutraSweet or Equal, is composed of two amino acids (building blocks of protein): phenylalanine and aspartic acid.
—
Trang Tran, Pharmd, Verywell Health, 26 July 2024
Also concerning are Magnesium Aspartate and Magnesium Glutamate because of the additional ingredients — glutamic acid and aspartic acid, that are added.
—Allison Futterman, Discover Magazine, 29 Jan. 2024
The committee further noted that, when consumed, aspartame quickly breaks down in the gastrointestinal tract into three common metabolites: phenylalanine, aspartic acid, and methanol.
—Beth Mole, Ars Technica, 17 July 2023
Testogen contains Fenugreek extract, D-aspartic acid, Vitamin D3, zinc, Korean Red Ginseng, boron, nettle leaf extract, magnesium, bioperine, and vitamins B6 and K1.
—Dallas News, 1 Feb. 2022
One way this could happen is if the gene for haemagglutinin, an important protein on the surface of the virus, underwent an amino acid–swapping mutation that replaced a particular glycine, more often seen in bird flu viruses, with an aspartic acid, which is more characteristic of human viruses.
—Kai Kupferschmidt, Science | AAAS, 17 May 2021
This is the purest form of D-aspartic acid currently on the market.
—Amber Smith, Discover Magazine, 15 Jan. 2023
Along with magnesium and other all-natural testosterone-boosting ingredients, this booster includes vitamins K1, B5, and D-aspartic acid among its ingredients.
—Amber Smith, Discover Magazine, 14 Jan. 2023
This testosterone booster also contains magnesium, D-aspartic acid, vitamins K1, B5, and other organic components that increase testosterone.
—Amber Smith, Discover Magazine, 15 Jan. 2023
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Trang Tran, Pharmd, Verywell Health, 26 July 2024
Also concerning are Magnesium Aspartate and Magnesium Glutamate because of the additional ingredients — glutamic acid and aspartic acid, that are added.
—Allison Futterman, Discover Magazine, 29 Jan. 2024
The committee further noted that, when consumed, aspartame quickly breaks down in the gastrointestinal tract into three common metabolites: phenylalanine, aspartic acid, and methanol.
—Beth Mole, Ars Technica, 17 July 2023
Testogen contains Fenugreek extract, D-aspartic acid, Vitamin D3, zinc, Korean Red Ginseng, boron, nettle leaf extract, magnesium, bioperine, and vitamins B6 and K1.
—Dallas News, 1 Feb. 2022
One way this could happen is if the gene for haemagglutinin, an important protein on the surface of the virus, underwent an amino acid–swapping mutation that replaced a particular glycine, more often seen in bird flu viruses, with an aspartic acid, which is more characteristic of human viruses.
—Kai Kupferschmidt, Science | AAAS, 17 May 2021
This is the purest form of D-aspartic acid currently on the market.
—Amber Smith, Discover Magazine, 15 Jan. 2023
Along with magnesium and other all-natural testosterone-boosting ingredients, this booster includes vitamins K1, B5, and D-aspartic acid among its ingredients.
—Amber Smith, Discover Magazine, 14 Jan. 2023
This testosterone booster also contains magnesium, D-aspartic acid, vitamins K1, B5, and other organic components that increase testosterone.
—Amber Smith, Discover Magazine, 15 Jan. 2023
Cite this Entry
“Aspartic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aspartic%20acid. Accessed 28 Feb. 2025.
Copy CitationKids Definition
aspartic acid
noun
as·par·tic acid
ə-ˌspärt-ik-
: an amino acid found especially in plants
Medical Definition
aspartic acid
noun
as·par·tic acid
ə-ˌspärt-ik-
: a crystalline amino acid C4H7NO4 that is obtained from many proteins by hydrolysis
—abbreviation Asp
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