Exploratorium
/ikˌsplôrəˈtôrēəm
/noun [usually in names] trademark
A scientific museum or similar center at which visitors have the opportunity of performing prearranged experiments or demonstrations.Visit a hall of science, museum of science, zoo, aquarium, exploratorium and planetarium.
Origin
1960s: coined by F. Oppenheimer, director of the San Francisco Exploratorium, from exploration and -orium.
- the dead of winter
- the dead ring of
- the deal
- the debit side
- the deep end
- the Deity
- the Depression
- the deuce to pay
- the Devil
- the devil can quote scripture for his purpose
- the devil finds work for idle hands to do
- the devil looks after his own
- the devil's dozen
- the devil's in the detail
- the devil's own ——
- the devil to pay
- the die is cast
- the Digest
- (the) dinkum oil
- the Directory
- the dirty end of the stick
- the dismals
- the dismal science
- the Dispersion
- the distaff side