spli·​ce·​o·​some ˈsplī-sē-ə-ˌsōm How to pronounce spliceosome (audio)
: a ribonucleoprotein complex that is the site in the cell nucleus where introns are excised from precursor messenger RNA and exons are joined together to form functional messenger RNA
spliceosomal adjective

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Cite this Entry

“Spliceosome.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/spliceosome. Accessed 4 Dec. 2023.

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