Webster's Online Dictionary
with Multilingual Thesaurus Translation

 
Earth's largest dictionary with more than 1226 modern languages and Eve!

Specialty Expressions: FAR INFRARED

ExpressionsDomainDefinition
Far infraredAerospaceElectromagnetic radiation, longer than the thermal infrared, with wavelengths between about 25 and 1000 micrometers. See electromagnetic spectrum. (references)
Far Infrared (FIR)SpaceInfrared radiation extending approximately from 15 to 100 micrometers. (references)

Source: compiled by the editor from various references; see credits.

Top

Topics by Level of Interest: FAR INFRARED

Topics sorted by level of InterestLevel (1=low, 600=high)   Topics sorted AlphabeticallyLevel (1=low, 600=high)
Far infrared astronomy4   Far infrared astronomy4

Source: the editor, created by/for EVE to gauge likely levels of human interest in linguistically triggered topics (compiled across various sources, such as Wikipedia and specialty expression glosses).