Definitions for "Long terminal repeat"
(LTR)  A string of bases that occurs at each end of the "genome" of a retrovirus that has become integrated into the host genome. Involved in the integration process.
A characteristic sequence of nucleotides that occurs at each end of a retrovirus element that has become integrated into the host genome. Involved in the integration process.
A long DNA sequence that is repeated at each end of retrotransposon and retrovirus DNA.