Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun lethal_gene

1 sense of lethal gene

Sense 1
lethal gene -- (any gene that has an effect that causes the death of the organism at any stage of life)
       => gene, cistron, factor -- ((genetics) a segment of DNA that is involved in producing a polypeptide chain; it can include regions preceding and following the coding DNA as well as introns between the exons; it is considered a unit of heredity; "genes were formerly called factors")