The word in the text is the famous θεοτόκος, the watchword of the Nestorian controversy. It may be doubtful whether either the English “Mother of God” or the Latin “Deipara” exactly represents the idea intended to be expressed by the subtler Greek. Even Nestorius did not object to the Θεοτόκος when rightly understood. The explanation of the symbolum drawn up by Theodoret himself at Ephesus for presentation to the Emperor is “᾽Ενα χριστὸν, ἕνα υἱ& 232·ν, ἕνα κύριον ὁμολογοῦμεν. κατὰ ταύτην τῆς ἀσυγχύτου ἑνώσεως ἔννοιαν ὁμολογοῦμεν τὴν ἁγίαν, παρθένον θεοτόκον, διὰ τὸ τὸν θεὸν λόγον σαρκωθῆναι καὶ ἐνανθρωπῆσαι καὶ ἐξ αὐτῆς τῆς συλλήψεως ἑνῶσαι ἑαυτῷ τὸν ἐξ αὐτῆς ληφθέντα ναόν.” The great point sought to be asserted was, the union of the two Natures. Gregory of Nazianzus (li. 738) says ῎Ει τις οὐ θεοτόκον τὴν Μαρίαν ὑπολαμβάνει χωρίς ἐστι τῆς Θεότητος