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| Middle Persian (Pahlavi) | |
|---|---|
| Name | Middle Persian (Pahlavi) |
| Native name | Pārsīk, Pahlavī |
| Region | Sasanian Empire, Iran, Central Asia |
| Era | 3rd–10th centuries CE |
| Familycolor | Indo-European |
| Fam2 | Indo-Iranian languages |
| Fam3 | Iranian languages |
| Fam4 | Western Iranian languages |
| Script | Pahlavi scripts, Manichaean alphabet |
| Iso3 | pal |
Middle Persian (Pahlavi) Middle Persian functioned as the prestige and administrative language of the Sasanian Empire and later as a literary and liturgical medium under dynasties such as the Samanids and the Buyids. It is attested in royal inscriptions, administrative documents, religious texts of Zoroastrianism and Manichaeism, and glosses found in Syriac manuscripts. Its study intersects fields that include epigraphy, philology, comparative linguistics, and oriental studies.
Middle Persian developed after the decline of Achaemenid Empire-era Old Iranian dialects and contemporaneously with dialects recorded in Parthian language sources. The language's classic stage is associated with the Sasanian Empire (224–651 CE) and the courts of rulers such as Shapur I, Khosrow I, and Khosrow II. After the Islamic conquest of Persia it continued as a written medium for Zoroastrian communities and in Manichaean contexts, with later Middle Persian texts produced under dynasties including the Samanids, Buyids, and Saffarids. Chronological subdivisions (Old, Classical, Late Middle) are established using evidence from inscriptions like those of Shapur I and manuscript transmissions preserved in collections such as the Bundahishn and Denkard.
The principal book-hand is the so-called Pahlavi script, derived from the Aramaic alphabet and used in inscriptions and codices; variant cursive forms appear in colophons and legal records. The reduction of Aramaic morphograms (‘‘Aramaeograms’’) and the use of logograms create orthographic ambiguity that complicates reading and requires knowledge of Aramaic script conventions. Parallel corpora in the Manichaean alphabet and Sogdian alphabet provide complementary orthographic evidence; important manuscript finds include those from Turfan and the Cave of Treasures tradition. Coins bearing legends in Middle Persian are attested on issues of the Sasanian coinage and later local mints.
Reconstruction of consonant and vowel systems relies on comparisons with Old Persian inscriptions, Avestan language texts, and descendant New Persian varieties; evidence from transcriptions into Syriac, Armenian, and Greek helps resolve phonetic values. Grammatical features include a reduction of the Old Iranian case system toward a more analytic structure, retention of verbal categories such as perfect and subjunctive, use of enclitic pronouns, and a verbal system documented in texts like the Shahnameh's antecedents and Denkard commentaries. Morphosyntactic patterns are cross-referenced with Parthian language data and with later innovations attested in the Persianate world under dynasties such as the Seljuks.
The lexicon draws heavily on inherited Old Iranian stock as visible in parallels with Avestan language and Old Persian, and it incorporates borrowings from Aramaic, especially administrative and religious terms, as well as loans from Greek via Hellenistic contacts and Sogdian and Bactrian through Central Asian exchange. Later contact with Arabic after the Islamic conquest of Persia led to semantic shifts and new calques; lexical preservation is evident in Zoroastrian texts like the Avesta glosses and Manichaean writings. Comparative philology uses cognates in Kurdish languages, Ossetic, Pashto, and Balochi to clarify etymologies.
Major corpora include Zoroastrian works preserved in Pahlavi script such as the Bundahishn, Denkard, Vidēvdāt ī Pārsīg and Book of Arda Viraf, alongside legal and encyclopedic compilations. Manichaean Middle Persian literature comprises doctrinal texts recorded in the Manichaean script and found in Merv and Turfan archives. Inscriptions such as those of Shapur I and Sasanian royal titulature, as well as numismatic legends, complement manuscript evidence. Later chronicles and translations—engaging with works like Alexander Romance—reflect the role of Middle Persian as an intermediary in the transmission of classical and religious narratives across the Near East.
Middle Persian occupies an intermediate stage between Old Persian of Achaemenid inscriptions and the emergence of New Persian (Modern Persian) under post‑Sasanian and early Islamic dynasties. It shows regular phonological developments from Old Persian such as consonant shifts and vowel changes, and it transmits morphological simplifications that become characteristic of New Persian. Lexical continuity is observable in core vocabulary shared with New Persian vernaculars spoken in Khorasan, Fars, and Isfahan, while innovations and borrowings during the early Islamic period mark divergence leading to the literary registers codified under courts like the Samanids.
Scholarship relies on paleography, comparative linguistics, and critical editions produced by institutions such as British Museum, Bibliothèque nationale de France, and university departments at University of Oxford, University of Cambridge, Harvard University, and Tehran University. Decipherment uses bilingual texts, transliterations in Pahlavi glossaries, and cross‑script comparison with Manichaean and Syriac witnesses; digital projects and corpora hosted by research centers in Leiden University and Heidelberg University apply computational methods for concordancing and morphological analysis. Key scholars include James Darmesteter, Eberhard Schrader, Friedrich Carl Andreas, Vladimir Minorsky, and Mary Boyce; their editions, commentaries, and lexica remain foundational for ongoing philological work.