Word Usage | Dictionary | Word Stats | Practice Words
Words getting along nicely ....
Word: observatory (lookup in dictionary) (lookup stats) Dates: during 1870-1879 Sort By: most recent first (reverse)
|
Normalized population density for word "observatory" throughout decades:
view detailed statistics »
Word "observatory" first appeared in our records from 171640!
See usage in 171640 »
The following words have supported "observatory" in appearing on this page. Do you know these words: