The Pantheon reference article from the English Wikipedia on 24-Jul-2004
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Pantheon

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Pantheon (Greek: παν, pan, "all" + θεόν, theon, "of the gods"), in one sense, is the set of all the gods of a particular religion or mythology, such as the gods of Hinduism, Greek mythology, Norse mythology. Since the 16th century the word has also been used in a secular sense, meaning a set of exalted people.

In another sense, it is a name for a temple or sacred building dedicated to all the gods of a particular religion. The this sense, the word is today used mainly to describe three buildings: