Persian gum

Definitions

1. Synonym of sarcocolla, the gum resin of the milkvetches Astragalus sarcocolla and/or A. fasciculifolius.
   uncountable
2. The gum resin of the wild almonds Prunus scoparia and/or P. lycioides.
   uncountable
3. Any of the plants producing such resins.
   countable

Examples

“One contemporary description of Greek fire gives its formula as follows: "Take⟳ quick sulphur, dregs of wine, Persian gum, baked salt, pitch, petroleum, and common oil. Boil these together. Then whatever is placed therein and lighted, whether wood or iron⟳, cannot be extinguished except with vinegar or sand."”

“The author attempted to name⟳ it Persian gum, representing its origin the Persia or Iran, as the competitor of the very well-known "gum Arabic", the exudate of acacia trees...”

CEFR level