SENECAN • FREE TRANSLATOR.ORG • Definition of Senecan

... The Senecan series is composed of shallow-water deposits; the Tully limestone, a local bed in New York, thins out in places into a layer of pyrites which contains a remarkable dwarfed fauna. The bituminous Genesee shales are ...

— Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 3 - "Destructors" to "Diameter" • Various

... result of design. I do not mean that Shakespeare intended to imitate a classical tragedy; I mean only that he may have seen in the bloody story of Macbeth a subject suitable for treatment in a manner somewhat nearer to that of Seneca, or of the English Senecan plays familiar to him in his youth, than was the manner of his own mature tragedies. The Witches doubtless are 'romantic,' but so is the witch-craft in Seneca's Medea and Hercules Oetaeus; indeed it is difficult to read the account of Medea's preparations ...

— Shakespearean Tragedy - Lectures on Hamlet, Othello, King Lear, Macbeth • A. C. Bradley