Where does “little red dot” come from?

little red dot (English) comes from English Red, from English rede, from Middle English reden, from Old English rǣdan, from Proto-West Germanic rādan, from Proto-Germanic rēdaną, from Proto-Indo-European Hreh₁dʰ-, from Proto-Indo-European h₂reh₁- — to fit, to fix, to put together.

little red dot (English): A type of galaxy found in the distant early universe, appearing as a background small dot in deep surveys in infrared astronomy

Definitions

  1. A type of galaxy found in the distant early universe, appearing as a background small dot in deep surveys in infrared astronomy

Ancestry of “little red dot”, step by step

little red dot traces back through 3 separate lines of ancestry.

via English Red

StepLanguageWordMeaning
1EnglishRedA Communist; A supporter of a sports team who...
2EnglishredeHelp, advice, counsel; Decision, a plan; To...
3Middle Englishredento counsel, advise; to study; to read
4Old Englishrǣdanto read, interpret; to counsel, advise; plot,...
5Proto-West Germanicrādanto advise, counsel, help; to devise, decide,...
6Proto-Germanicrēdanąto decide, advise
7Proto-Indo-EuropeanHreh₁dʰ-to think; to arrange; to succeed, accomplish
8Proto-Indo-Europeanh₂reh₁-to think, reason; to arrange
9Proto-Indo-Europeanh₂er-to fit, to fix, to put together

via English little

StepLanguageWordMeaning
1EnglishlittleSmall in size; Insignificant, trivial; Very young
2Middle Englishlitellittle
3Old Englishlȳtellittle
4Proto-West Germaniclūtilbent; tending to stoop; crouching
5Proto-Germaniclūtilazbent; tending to stoop; crouching; little
6Proto-Germanicburgzfortification, stronghold; city
7Proto-Indo-Europeanbʰr̥ǵʰ-

via English Dot

StepLanguageWordMeaning
1EnglishDot
2Frenchdotdowry, marriage portion
3Latindōsdowry
4Proto-Italicdōtis
5Proto-Indo-Europeandéh₃tisgiving
6Proto-Indo-European-tisDerives abstract/action nouns from verb roots
Every word from Proto-Indo-European h₂er-