'comprehensive museum' is correct and usable in written English.
You can use it to refer to a museum that houses a large and varied collection of items. For example: "The Museum of Natural History is a comprehensive museum, containing hundreds of exhibits related to nature and science."
London, for instance, has no comprehensive museum devoted to the British Empire.
Agassiz was deeply absorbed in his cherished plan of developing at Harvard a comprehensive museum of zoological research.
The Deutsches Museum, on an island in the Isar River, is a huge and comprehensive museum of science, engineering, and technology with a notable library.
So has common sense shifted to the extent that the previously unthinkable was now possible: a comprehensive museum of the Spanish civil war?
The occasion was the impending opening, on Friday, of "Crumb, From the Underground to Genesis," an exhibition covering nearly five decades of his work, at the Musée d'Art Moderne de la Ville de Paris, and his first comprehensive museum retrospective.
While it is most often described as a comprehensive museum in the vein of the Metropolitan Museum of Art in New York, it enjoys depth in certain areas — Korean art, for example — yet has limited resources in others.
Also housed in the galleries is one of the most comprehensive museums of military history in the world.
British Museum, in London, comprehensive national museum with particularly outstanding holdings in archaeology and ethnography.
To get a sense of what's going on in our museums, Matters spent a recent morning in the Metropolitan Museum of Art, which has quite the reputation: it is the most comprehensive art museum in the Western Hemisphere, one of the three largest in the world, attracting 5.2 million visitors a year.
A8 African-American Musaym Organizers say a proposal for a comprehensive African-American museum on the Mall in Washington is closer to reality after 12 years of legislative setbacks.
As comprehensive as the museum's collection is, a nostalgic fan or an armchair historian need hardly leave home to relive the Beatles' introduction to America.
