Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
2. narrātus, ūs, m. [narro], a narration, narrative (poet. and in post-class. prose): veniet narratibus hora Tempestiva meis, Ov. M. 5, 499; App. M. 9, p. 230, 37.