1. (noun) Roman writer and nephew of Pliny the Elder; author of books of letters that commented on affairs of the day (62-113)

• gaius plinius caecilius secundus
• pliny the younger

2. (noun) Roman author of an encyclopedic natural history; died while observing the eruption of Vesuvius (23-79)

• gaius plinius secundus
• pliny the elder