Where does “megacluster” come from?

megacluster (English) comes from English cluster, from Middle English cluster, from Old English cluster, from Proto-Germanic klus-.

megacluster (English): A group of superclusters

Definitions

  1. A group of superclusters

Ancestry of “megacluster”, step by step

megacluster traces back through two separate lines of ancestry.

via English cluster

StepLanguageWordMeaning
1EnglishclusterA group or bunch of several discrete items that...
2Middle Englishcluster—
3Old Englishcluster—
4Proto-Germanicklus-—

via English mega

StepLanguageWordMeaning
1EnglishmegaVery large; great; excellent
2Ancient Greekμέγαςbig, large; great, mighty, loud; marvelous,...
3Proto-Indo-Europeanmeǵh₂sgreat
Every word from Proto-Germanic klus- →