Answer: dalen

AnswerCrossword Clue
DALENSwedish physicist, Nobel Prize 1912.
DALENSwedish physicist, Nobel Prize winner.
DALENNobelist in physics, 1912.
DALENSwedish scientist.
DALEN1912 Nobel physicist
DALENSwedish Nobelist in Physics: 1912
DALENNobelist in Physics: 1912