observatory

Definitions

1. 1.A building fitted with instruments for making systematic observations of any particular class or series of natural phenomena.
2. 2.A place, as an elevated chamber, from which a view may be observed or commanded.
3. 3.(Mil.) A lookout on a flank of a battery whence an officer can note the range and effect of the fire. Farrow.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

Related questions

• What does "observatory" mean?

Reverse-dictionary questions

Definition-first questions whose answer is observatory.

• What is a building fitted with instruments for making systematic observations of any particular class or series of natural phenomena called?
• What is a place, as an elevated chamber, from which a view may be observed or commanded called?
• What is a lookout on a flank of a battery whence an officer can note the range and effect of the fire. Farrow called?