Plin ‧ y the El ‧ der /ˌplɪni ði ˈeldəʳ/ BrE AmE
(23–79 AD) an ancient Roman writer known for his Natural History , a very long book about plants, animals, minerals, etc. He was killed when Mount ↑ Vesuvius erupted (↑ erupt ), and he was the ↑ uncle of Pliny the Younger.