(slang, pornography) intergenerational; featuring participants whose ages differ greatly

(genetics) Describing the noncoding sections of nucleic acid between genes

Between genes.

Between genes

(anatomy) between the cheeks

(microbiology) DNA sequences located between genes that make up a large percentage of the human genome with no known function.

plural of intergenic spacer

(genetics) A non-transcribed length of DNA separating repeated lengths of DNA containing genes encoding ribosomal rRNA with transcribed spacers.

plural of intergenic region

Taking place between people of opposite genders. / Being midway between male and female.