The story
From Sophie Germain + prime (noun), named after the French mathematician Sophie Germain (1776–1831), who used them in her investigations of Fermat’s Last Theorem.
Etymology from Wiktionary, CC BY-SA 4.0.
Sophie Germain prime
Soph·ie Ger·main primeToday it means: A prime number p where 2p+1 is also prime (the latter is called a safe prime). Full definition →