Where does “megafrustule” come from?

megafrustule (English) comes from English frustule, from Latin frustulum, from Latin frustum, from Proto-Italic frustom, from Proto-Indo-European bʰrus-tós, from Proto-Indo-European bʰrews- — to break.

megafrustule (English): A relatively large frustule

Definitions

  1. A relatively large frustule

Ancestry of “megafrustule”, step by step

megafrustule traces back through two separate lines of ancestry.

via English frustule

StepLanguageWordMeaning
1EnglishfrustuleThe siliceous shell of a diatom
2Latinfrustulum—
3Latinfrustuma piece, bit; crumb, morsel, scrap of food
4Proto-Italicfrustom—
5Proto-Indo-Europeanbʰrus-tós—
6Proto-Indo-Europeanbʰrews-to break

via English mega

StepLanguageWordMeaning
1EnglishmegaVery large; great; excellent
2Ancient Greekμέγαςbig, large; great, mighty, loud; marvelous,...
3Proto-Indo-Europeanmeǵh₂sgreat
Every word from Proto-Indo-European bʰrews- →Every word from Proto-Indo-European bʰrus-tós →Every word from Proto-Italic frustom →