Where does “petitgrain” come from?

petitgrain (English) comes from French grain, from Old French grain, from Latin grānum, from Proto-Italic grānom, from Proto-Indo-European ǵr̥h₂nóm, from Proto-Indo-European ǵr̥h₂nós, from Proto-Indo-European ǵerh₂- — to grow old, to mature.

petitgrain (English): An essential oil that is extracted from the green...

Definitions

  1. An essential oil that is extracted from the green...

Ancestry of “petitgrain”, step by step

petitgrain traces back through two separate lines of ancestry.

via French grain

StepLanguageWordMeaning
1Frenchgraingrain; a small amount, a bit; squall,...
2Old Frenchgraingrain edible part of a cereal plant
3Latingrānumgrain, seed, small kernel
4Proto-Italicgrānomgrain
5Proto-Indo-Europeanǵr̥h₂nómgrain
6Proto-Indo-Europeanǵr̥h₂nósmatured, grown old
7Proto-Indo-Europeanǵerh₂-to grow old, to mature

via French Petit

StepLanguageWordMeaning
1FrenchPetitsmall
2Middle FrenchPetitsmall
3Old Frenchpetitsmall, little; worthless; valueless; poor; of...
4Gallo-Romancepitittus
Every word from Proto-Indo-European ǵerh₂-Every word from Proto-Indo-European ǵr̥h₂nósEvery word from Proto-Indo-European ǵr̥h₂nóm