Function: adjective
Date: 1947
: of, relating to, or being the shortest wavelengths of radiation in the ultraviolet spectrum and especially those between 100 and 300 nanometers
Function: adjective
Date: 1947
: of, relating to, or being the shortest wavelengths of radiation in the ultraviolet spectrum and especially those between 100 and 300 nanometers
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012