Magic Number

nounverified·updated May 18, 2026

the atomic number of an extra stable strongly bound atomic nucleus: 2, 8, 20, 28, 50, 82 or 126

Framework senses

1 sense across 1 framework

Wordset Dictionary1 senseview framework →

§1: the atomic number of an extra stable strongly bound atomic nucleus: 2, 8, 20, 28, 50, 82 or 126