worldly cardinal
large cardinal number 𝜅 such that the sets of rank <𝜅 is a model of Zermelo–Fraenkel set theory
en-GB/wɜːldliː ˈkɑːdɪnl/
en-US/ˈwɝldli ˈkɑɹdənəl/
large cardinal number 𝜅 such that the sets of rank <𝜅 is a model of Zermelo–Fraenkel set theory