The story
- French · borrowed fromobservatoire
- English todayobservatory
Borrowed from French observatoire, equivalent to observe + -atory.
Etymology from Wiktionary, CC BY-SA 4.0.
observatory
Today it means: A place where stars, planets and other celestial bodies are observed, usually through a telescope; also place for observing meteorological or other natural phenomena. Full definition →
French observatoire