ultrared

[ uhl-truh-red ]
/ ˌʌl trəˈrɛd /

noun

(not in technical use) infrared.

Origin of ultrared

First recorded in 1865–70; ultra- + red1

Words nearby ultrared

ultramundane, ultranationalism, ultranationalist, ultranet, ultrapure, ultrared, ultraright, ultrarightist, ultrashort, ultrasonic, ultrasonic cleaning

British Dictionary definitions for ultrared

ultrared
/ (ˌʌltrəˈrɛd) /

adjective

an obsolete word for infrared