n.
Pronunciation: - ' spek-tr ə l
Function: adjective
Date: 1965
: of or relating to two or more ranges of frequencies or wavelengths in the electromagnetic spectrum
n.
Pronunciation: - ' spek-tr ə l
Function: adjective
Date: 1965
: of or relating to two or more ranges of frequencies or wavelengths in the electromagnetic spectrum
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012