The story
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: Of or relating to Alexander Friedmann (Russian: Алекса́ндр Фри́дман; 1888–1925), Russian and Soviet physicist and mathematician known for his pioneering theory that the universe was expanding according to a set of equations. Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.