Where does “pyroglycerin” come from?

pyroglycerin (English) comes from English pyro, from Ancient Greek πῦρ, from Proto-Indo-European péh₂wr̥ — bonfire; spelt.

pyroglycerin (English): nitroglycerin; diglycerol

Definitions

  1. nitroglycerin; diglycerol

Ancestry of “pyroglycerin”, step by step

pyroglycerin traces back through two separate lines of ancestry.

via English pyro

StepLanguageWordMeaning
1Englishpyroa pyromaniac; pyrocellulose; pyrotechnician
2Ancient Greekπῦρa fire; lightning; a fever
3Proto-Indo-Europeanpéh₂wr̥bonfire; spelt

via English glycerin

StepLanguageWordMeaning
1EnglishglycerinAlternative spelling of glycerine
Every word from Proto-Indo-European péh₂wr̥Every word from Ancient Greek πῦρEvery word from English pyro
pyroglycerin — Etymology, Origin & Word History | Etymology Explorer