Main Entry: ¹per·spec·tive

Pronunciation: \pər-ˈspek-tiv\

Function: noun

Etymology: Middle English perspectyf, from Medieval Latin perspectivum, from neuter of perspectivus of sight, optical, from Latin perspectus, past participle of perspicere to look through, see clearly, from per- through + specere to look — more at per-, spy

Date: 14th century

archaic : an optical glass (as a telescope)