Definition of retrotransposon in English:
 retrotransposon
noun ˌrɛtrəʊtransˈpəʊzɒn-tranz--trɑːns--tranz-
Genetics A transposon whose sequence shows homology with that of a retrovirus.
 Example sentencesExamples
-  Distribution and transposition of endogenous retrotransposon sequences may contribute to the organization of genome structure and evolution, but this remains purely speculative.
 -  Nucleotide sequence changes in the two termini of individual retrotransposons were used to date their time of insertion.
 -  More recently, specific subsets of repetitive DNA, such as retrotransposons, have been shown to comprise a high percentage of the repetitive DNA of plants.
 -  Kalendar et al. found that the number of copies of a long terminal repeat retrotransposon BARE - 1, that is present in all Hordeum species, was clearly correlated with altitude in the canyon.
 -  Its genome size might have increased as assumed, decreased or remained the same subject only to genomic turnover, with new retrotransposon families replacing old ones or other secondary DNA.