Definitions for IRAS

This page provides all possible meanings and translations of the word IRAS


  1. IRAS

    The Infrared Astronomical Satellite was the first-ever space-based observatory to perform a survey of the entire sky at infrared wavelengths. Launched on January 25, 1983, its mission lasted ten months. The telescope was a joint project of the United States, the Netherlands, and the United Kingdom. Over 250,000 infrared sources were observed at 12, 25, 60, and 100 micrometer wavelengths.

Translations for IRAS

Kernerman English Multilingual Dictionary


(on) the side of a coin that does not have the head of the sovereign etc on it

He tossed the coin and it came down tails.

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