Cytosine

//ˈsaɪtəsiːn//

"Cytosine" in a Sentence (2 examples)

DNA is composed of four nucleotides: adenine, thymine, cytosine and guanine.

Then he found them, the substances that made up the four-letter alphabet in whose language all life is written — adenine and cytosine, guanine and thymine.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.