Where does “megaplaque” come from?

megaplaque (English) comes from English plaque, from French plaque, from Middle Dutch placken, from Middle Dutch placke, from Old Dutch plagga, from Proto-Germanic plaggą — a piece of cloth or fabric; a patch.

megaplaque (English): A large plaque (clearing in a bacterial lawn)

Definitions

  1. A large plaque (clearing in a bacterial lawn)

Ancestry of “megaplaque”, step by step

megaplaque traces back through two separate lines of ancestry.

via English plaque

StepLanguageWordMeaning
1EnglishplaqueAny flat, thin piece of clay, ivory, metal, etc.,...
2Frenchplaquesheet, plate; slab; plaque
3Middle Dutchplackento patch, beat metal into a thin plate
4Middle Dutchplackedisk, patch, stain; name of a coin
5Old Dutchplaggapatch
6Proto-Germanicplaggąa piece of cloth or fabric; a patch

via English mega

StepLanguageWordMeaning
1EnglishmegaVery large; great; excellent
2Ancient Greekμέγαςbig, large; great, mighty, loud; marvelous,...
3Proto-Indo-Europeanmeǵh₂sgreat
Every word from Proto-Germanic plaggąEvery word from Old Dutch plaggaEvery word from Middle Dutch placke