centimorgan

 
Pronunciation: /ˈsɛntɪˌmɔːg(ə)n/
(also centiMorgan)

noun

Genetics
  • a map unit used to express the distance between two gene loci on a chromosome. A spacing of one centimorgan indicates a one per cent chance that two genes will be separated by crossing over.

Origin:

mid 20th century: from centi- (denoting a factor of one hundredth) + the name of T. H. Morgan (see Morgan, Thomas Hunt)