exon Meaning, Definition & Usage

  1. noun sequence of a gene's DNA that transcribes into protein structures
    coding DNA.
    • exons are interspersed with introns

WordNet

Ex"on noun
Etymology
NL., from E. Exe (Celt. uisge water) the name of a river.
Definitions
  1. A native or inhabitant of Exeter, in England.
Ex"on noun
Etymology
F. expect an under officer.
Definitions
  1. An officer of the Yeomen of the Guard; an Exempt. Eng.

Webster 1913