411 REFERENCE · Wiktionary
Borromean rings
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
From the coat of arms of the en it - Borromeo family.
Noun
p Borromean rings
Three rings joined together so that no pairs are individually linked
Translations
French: fr anneaux borroméens
en eponyms