Balmer series

[ bahl-mer ]

noun

, Physics.

1. a series of lines in the visible spectrum of hydrogen.

Balmer series

/ ˈbalmər /

noun

1. a series of lines in the hydrogen spectrum, discovered by Johann Jakob Balmer (1825–98) in 1885

Word History and Origins

Origin of Balmer series¹

1960–65; named after J. J. Balmer (1825–98), Swiss physicist who derived its formula