Sire's influence over others' offspring

Wiktionary Word definitions in Wiktionary
n. 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

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
supposed influence of a sire on the offspring of a female by a later sire, 1893, from Greek tele "far off" (see tele- ) + -geneia "origin," from -genes "born" (see genus ).

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Telegony \Te*leg"o*ny\, n. [Gr. th^le far + root of Gr. ? to be born.] (Biol.) The supposed influence of a father upon offspring subsequent to his own, begotten of the same mother by another father. -- Te*leg"o*nous , a.

Wikipedia Word definitions in Wikipedia
The Telegony ( Greek : , Tēlegoneia ; ) is a lost ancient Greek epic poem about Telegonus , son of Odysseus by Circe . His name ("born far away") is indicative of his birth on Aeaea , far from Odysseus' home of Ithaca . It was part of the Epic Cycle of ...