ENGLISH
REFERENCE

observatory

n. countable
B2 Upper Intermediate US //əbˈzɝvəˌtɔɹi// UK //ɒbzˈɜːvətəɹˌi// ob·ser·va·to·ry

n. a special building with a large telescope used for looking at the stars and planets. Scientists go there to study space and the weather.

n. a building or structure designed and equipped for making observations of astronomical, meteorological, or other natural phenomena. Often features a rotating dome to allow telescopes a clear view of the sky.


SIMPLE

The observatory is open to the public on Friday nights.

CONTEXTUAL

High on the mountain peak, the observatory provides a clear view of the stars away from city lights.

COMPLEX

Modern research facilities often house the observatory in remote, high-altitude locations to minimize atmospheric interference and light pollution, ensuring the highest possible resolution for deep-space imaging.

Synonyms
Origin

Borrowed from French observatoire.

Usage

Often used with the definite article when referring to a specific local facility.

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