little red dot

== English == === Etymology === From little +‎ red +‎ dot. From only being visible beyond the red end of the visible spectrum, being a small and unresolved dot in imaging. === Noun === little red dot (plural little red dots) (astronomy) A type of galaxy found in the distant early universe, appearing as a background small dot in deep surveys in infrared astronomy. Synonym: LRD ==== Further reading ==== little red dot (galaxy) on Wikipedia.Wikipedia