ˌ ̷ ̷ ˌ ̷ ̷ ̷ ̷ ˈ ̷ ̷ ( ̷ ̷ ) ̷ ̷ adjective
: of, relating to, or being the longest wavelengths of radiation in the ultraviolet spectrum and especially those between 300 and 400 nanometers
ˌ ̷ ̷ ˌ ̷ ̷ ̷ ̷ ˈ ̷ ̷ ( ̷ ̷ ) ̷ ̷ adjective
: of, relating to, or being the longest wavelengths of radiation in the ultraviolet spectrum and especially those between 300 and 400 nanometers
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012