Definitions
noun
the atomic number of an extra stable strongly bound atomic nucleus: 2, 8, 20, 28, 50, 82 or 126
Look “magic number” up elsewhere
Want another word?
Spin the dictionary for a fresh one.
Generate a word →
the atomic number of an extra stable strongly bound atomic nucleus: 2, 8, 20, 28, 50, 82 or 126