Ob*serv"a*to*ry (?), n.; pl. Observatories (#). [Cf. F. observatoire.]


A place or building for making observations on the heavenly bodies.

The new observatory in Greenwich Park. Evelyn.


A building fitted with instruments for making systematic observations of any particular class or series of natural phenomena.


A place, as an elevated chamber, from which a view may be observed or commanded.

4. Mil.

A lookout on a flank of a battery whence an officer can note the range and effect of the fire.



© Webster 1913.