temmondai
1. astronomical observatory
★ Common
Noun
#35917
1. astronomical observatory
1. if the observatory; when the observatory
1. It is not an observatory.; I am not an observatory.
1. It was not an observatory.
1. It's not an observatory.; I'm not an observatory.
1. Not an observatory.
1. It wasn't an observatory.
1. Observatory.
1. If the observatory…; When the observatory…
1. At the observatory; Observatory-based