Where does “nitrostarch” come from?

nitrostarch (English) comes from English starch, from Middle English starche, from Middle English sterch, from Middle English stark, from Old English stearc, from Proto-West Germanic stark, from Proto-Germanic starkaz, from Proto-Indo-European (s)terg- — to be stiff; rigid; rigid, stiff.

nitrostarch (English): An explosive powder prepared by the nitration of...

Definitions

  1. An explosive powder prepared by the nitration of...

Ancestry of “nitrostarch”, step by step

StepLanguageWordMeaning
1EnglishstarchA widely diffused vegetable substance found...
2Middle Englishstarche—
3Middle Englishsterchstiff
4Middle Englishstark—
5Old Englishstearcsevere, stern, harsh; stiff, rigid, not bending,...
6Proto-West Germanicstarkstiff, stark
7Proto-Germanicstarkaz—
8Proto-Indo-European(s)terg-to be stiff; rigid; rigid, stiff
Every word from Proto-Indo-European (s)terg- →Every word from Proto-Germanic starkaz →Every word from Proto-West Germanic stark →