from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Of or pertaining to sororicide, the killing of one's sister.
Sorry, no etymologies found.
A quite unpremeditated inspiration which occurred to me upon being again offended -- to run away -- probably alarmed my parents more than my sororicidal projects, and I think determined them upon carrying out a plan which had been talked of for some time, of my being sent again to school; which plan ran a narrow risk of being defeated by my own attempted escape from home.
Bluebeard's tale has a violent denouement, and so too does this nested story of sororicidal rivalry.
Amazingly, selection at the level of the individual eliminated the cooperative aspects between siblings that kin selection would normally provide and bred a generation of sororicidal maniacs!