pseudogene

noun

Etymology: Etymology tree Ancient Greek ψεύδω (pseúdō) Proto-Indo-European *-os Proto-Indo-European *-ēs Ancient Greek -ης (-ēs) Ancient Greek -ής (-ḗs) Ancient Greek ψευδής (pseudḗs)der. Middle English pseudo- English pseudo- English gene English pseudogene From pseudo- + gene.

1. A segment of DNA that is part of the genome of an organism, and which is similar to a gene but does not code for a gene product.