411 REFERENCE · Wiktionary
Hamiltonian spite
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
Derived from a 1964 paper on genetics by W. D. Hamilton.
Noun
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en social evolution Behaviours occurring among conspecifics that have a cost for the actor and a negative impact upon the recipient.
en eponyms