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exon

noun

  1. the sequence of DNA that is present in the final, mature messenger RNA transcript
L1451161 on Wikidata ↗

Wiktionary

Pronunciation: /ˈɛksɑn/

name

Etymology: Clipping of Medieval Latin Exonia (or perhaps its adjective form Exoniensis), the Latin name for Exeter which appears in the Liber Exoniensis (1086), + -an. See also Exonian.

  1. A surname

noun

Etymology: Combination of the prefix ex of the term expressed (region) and the term intron.

  1. A region of a transcribed gene present in the final functional RNA molecule.