amino acids
CulturalDiscover More
Amino acids are the basic molecular building blocks of proteins.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The researchers found that cells lacking Mitch consumed more fats, carbohydrates, and amino acids, the building blocks of proteins.
From Science Daily ● Oct. 24, 2026
It’s naturally produced in our liver, kidneys and pancreas and comes from the amino acids arginine, glycine and methionine — the “building blocks of protein.”
From Los Angeles Times ● Oct. 19, 2026
But your body can't make all the amino acids it needs on its own, so you need to get more - known as essential amino acids - through your diet.
From BBC ● Oct. 15, 2026
Like hands, all amino acids exist as two mirrored variants, but only one of them is found in the proteins in the body's cells.
From Barron's ● Oct. 7, 2026
Worse than mud, even: It looks like the sort of primordial goo that could generate new amino acids, which would inevitably combine to initiate protein synthesis and create brand new life forms.
From "Darius the Great Is Not Okay" by Adib Khorram
![]()
Random Word
Spin the wheel and learn a new word!
Get a wordDefinitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.