dinucleotide
noun
di·nu·cle·o·tide
(ˌ)dī-ˈn(y)ü-klē-ə-ˌtīd 
: a nucleotide consisting of two units each composed of a phosphate, a pentose, and a nitrogen base
Examples of dinucleotide in a Sentence
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Originally, it was thought that this protein could only be activated by cyclic GMP-AMP (cGAMP), or similar cyclic dinucleotide molecules.
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William A. Haseltine, Forbes, 21 Apr. 2022
The vitamin can help compensate for defects in the body’s ability to make a molecule, called nicotinamide adenine dinucleotide (NAD), which researchers have linked for the first time to healthy fetal development in humans.
—Gretchen Vogel, Science | AAAS, 9 Aug. 2017
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William A. Haseltine, Forbes, 21 Apr. 2022
The vitamin can help compensate for defects in the body’s ability to make a molecule, called nicotinamide adenine dinucleotide (NAD), which researchers have linked for the first time to healthy fetal development in humans.
—Gretchen Vogel, Science | AAAS, 9 Aug. 2017
Cite this Entry
“Dinucleotide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dinucleotide. Accessed 22 Jul. 2025.
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dinucleotide
noun
di·nu·cle·o·tide
(ˌ)dī-ˈn(y)ü-klē-ə-ˌtīd
: a nucleotide consisting of two units each composed of a phosphate, a pentose, and a purine or pyrimidine base
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