: a genetic codon in messenger RNA that signals the termination of protein synthesis during translation
Each codon stands for one of the 20 amino acids that make up proteins or for one of three stop codons that signal the end of a protein chain.—
Tina Hesman, Science News
Tina Hesman, Science Newscalled also termination codon
compare start codonDictionary Entries Near stop codon
Cite this Entry
“Stop codon.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/stop%20codon. Accessed 4 Nov. 2024.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share