Observatory
/əbˈzɜːrvəˌtɔːri/noun
A building or site equipped for observing astronomical or natural phenomena.
Did you know?Observatory comes from Latin observāre, meaning “to watch carefully,” and the same root gave English words tied to guarding, obeying, and keeping watch — language built around attention as power.
Etymological Timeline
Latin
Latin
observāre
“to watch over, heed, mark, or keep”
Late Latin
Latin
observātōrium
“a place for observing”
Medieval Latin
Latin
observatorium
“an observatory or place of observation”
16th Century
English
observatory
“a place set up for watching or studying the sky”
Modern English
English
observatory
“a building or site equipped for astronomical observation”