[ad. L. Thēbaic-us, ad. Gr. Θηβαἵκός, f. Θῆβαι, Θήβη Thebes.] Of or pertaining to the ancient city of Thebes on the Nile, formerly a center of Egyptian civilization; spec. noting the Sahidic version of the Bible.

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  Thebaic marble, stone, the syenite of Thebes and Upper Egypt, famed in ancient times as material for columns, pillars, vases, etc.

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1687.  A. Lovell, trans. Thevenot’s Trav., I. 123. The Vault [in old wall towers of Alexandria] is supported by great Pillars of Thebaick Stone.

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1773.  Gentl. Mag., Aug., 399/1. Thebaic stone, from waste ev’n yet secure, With hieroglyphic learn’d inwrought.

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1830.  Tattam, Egypt. Gram., Pref. 7. The terms Coptic and Sahidic have been adopted in this work, instead of Memphitic and Thebaic.

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1839.  Civil Eng. & Arch. Jrnl., II. 453/1. It seems to be the Syenite of the ancients, or perhaps … their Thebaic marble.

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1884.  H. M. Scott, in Chicago Advance, 31 Jan. Two, perhaps three, translations of the Scriptures, the Memphitic, for the Lower Egyptian Churches, and the Thebaic, for those of Upper Egypt.

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