telegony

noun

1. (uncountable)The belief that, in the case of siblings from the same mother but different fathers, the second sibling could inherit characteristics from the father of the first.

   “"And that telegony is still sub judice?" "Undoubtedly." "And that the germ plasm is different from the parthenogenetic egg?" "Why, surely!" I cried, and gloried in my own audacity.”