ret·ro·el·e·ment 
(rĕt′rō-ĕlə-mənt)
(rĕt′rō-ĕlə-mənt)n.
A genetic element, such as a retrotransposon, that can be incorporated into a DNA sequence after reverse transcription of an RNA molecule.
- interferometry
- interferon
- interferon alpha
- interferon beta
- interferon gamma
- interfertile
- interfertility
- interfluve
- interfluvial
- intergalactic
- intergalactically
- intergenerational
- intergeneric
- intergenic
- interglacial
- intergovernmental
- intergovernmentally
- intergradation
- intergrade
- intergroup
- intergrowth
- interim
- interionic
- interior
- interior angle