Definition of Pontic nut in English:

Pontic nut

noun

rare
  • A hazelnut (from the Pontic region).

Origin

Early 17th century; earliest use found in Philemon Holland (1552–1637), translator. After classical Latin nux Pontica (Pliny), Hellenistic Greek κάρυον Ποντικόν (Galen); compare French noix pontique.