Intron

Pronunciation

• UK IPA: /ˈɪntɹɒn/

Origin

From intragenic + -on.

Full definition of intron

Noun

1. (genetics) A portion of a split gene that is included in pre-RNA transcripts but is removed during RNA processing and rapidly degraded.
• 1999, Matt Ridley, Genome, Harper Perennial 2004, p. 138:It is a medium-sized gene, then, interrupted by five longish introns.