pan·the·on (pănthē-ŏn′, -ən)
1. Pantheon A circular temple in Rome, completed around AD 125 and dedicated to all the gods.
2. A temple dedicated to all gods.
3. All the gods of a people considered as a group: Jupiter is head of the Roman pantheon.
4. A public building commemorating and dedicated to the heroes of a nation.
5. A group of persons most highly regarded for contributions to a field or endeavor: the pantheon of modern physics.
[Middle English Panteon, Pantheon, from Latin Panthēum, Panthēon, from Greek Pantheion, shrine of all the gods, from neuter sing. of pantheios, of all the gods : pan-, pan- + theos, god; see dhēs- in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.