Also found in: Wikipedia.
Brackett seriesSee hydrogen spectrum.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
Brackett series[′brak·ət ‚sir·ēz]
A series of lines in the infrared spectrum of atomic hydrogen whose wave numbers are given by RH [(1/16) - (1/ n 2)], where RH is the Rydberg constant for hydrogen and n is any integer greater than 4.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.