Dictionary.com
Thesaurus.com

infrared galaxy

American  

noun

Astronomy.
  1. a galaxy that radiates strongly in the infrared portion of the electromagnetic spectrum.


Etymology

Origin of infrared galaxy

First recorded in 1965–70

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A prime example of this phenomenon is the nearest ultraluminous infrared galaxy, Arp 220, which is located 250 million light-years away.

From Scientific American • Nov. 16, 2021

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "infrared galaxy" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com