n. pl. caf·e·to·ri·ums or caf·e·to·ri·a (-tôrē-ə)
A large room, usually in an educational institution, that serves both as a cafeteria and as an auditorium.
[CAFE(TERIA) + (AUDI)TORIUM.]
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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.