/ ˌɪnfrəˈred; NAmE / adjective
( physics ) having or using electromagnetic waves which are longer than those of red light in the spectrum , and which cannot be seen :
infrared radiation
an infrared lamp
—compare ultraviolet
/ ˌɪnfrəˈred; NAmE / adjective
( physics ) having or using electromagnetic waves which are longer than those of red light in the spectrum , and which cannot be seen :
infrared radiation
an infrared lamp
—compare ultraviolet
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005